To access the account object in Salesforce, users need to have permission to the account object on their profile or permission set. Permission to an object determines what users can do with records of that object, such as create, read, edit, delete, view all, or modify all. If users do not have permission to an object, they will not be able to see or access that object in Salesforce. References: https://help.salesforce.com/s/articleView?id=sf.
users_profiles_permissions.htm&type=5

The Stage Setup Flow is a tool that allows administrators to customize stages for leads and opportunities based on best practices from Salesforce experts. The Stage Setup Flow guides administrators through a series of questions about their sales process and then creates or updates stages for leads or opportunities accordingly.
The Stage Setup Flow also provides tips and resources for each stage such as key fields, guidance for success, reports and dashboards, etc. References: https://help.salesforce.com/s/articleView?id=sf.
stages_setup_flow_overview.htm&type=5

Path is a feature that can be used to visually see the sales stages on an opportunity page. Path can include guidance and key fields for each stage to help users move opportunities along the sales process. Guidance can provide tips, policy information, or best practices for each stage. Key fields can display important fields that users need to fill in or update for each stage. References: https://help.salesforce.com/s/articleView?id=sf.
path_overview.htm&type=5

To add prepopulated subjects for Tasks and Events with the specific subjects as mentioned, the most efficient way is:
* Add the new values to the predefined field values for the global actions New Event and New Task:
This allows the administrator to define specific subjects for tasks and events directly within the global actions. When a user selects either of these actions, they will see the predefined subjects (such as Schedule Site Visit, Send Contract, Site Visit, and Ride Along) available in the subject field.
Options A, C, and D are not as straightforward or effective in achieving this specific requirement.
References:
* Salesforce Help: Global Actions
* Salesforce Trailhead: Customize Standard Global Actions

Default language and currency locale are two options that an administrator should configure in the company settings to support a global team of Salesforce users. Default language determines the language that is used for labels, buttons, tabs, help text, and messages in Salesforce for all users unless they override it in their personal settings. Currency locale determines the format of currency fields and numbers in Salesforce for all users unless they override it in their personal settings or enable multiple currencies. References: https://help.
salesforce.com/s/articleView?id=sf.admin_supported_languages.htm&type=5 https://help.salesforce.com/s
/articleView?id=sf.admin_supported_currencies.htm&type=5