Disable Grant Access Using Hierarchies, Create a criteria-based Sharing Rule for the HR Department, and Remove Review Read permission from non-HR profiles. These are correct because disabling Grant Access Using Hierarchies prevents users above the record owner in the role hierarchy from viewing the Review records, creating a criteria-based Sharing Rule for the HR Department allows users in that group to view all Review records, and removing Review Read permission from non-HR profiles prevents users in other profiles from viewing any Review records.

Explanation/Reference:

The best way to implement this request is to create a Lightning Web Component that can fetch the real-time stock price from an external API and display it on the Account record page. Installing a solution from the AppExchange may not be feasible as it may not match the exact requirements or may have additional costs. Building a Flow that uses API calls may not be efficient as it may consume API limits and may not be able to update the stock price in real-time. Using a scheduled Apex job may not be suitable as it may not be able to run frequently enough to reflect the real-time stock price

Explanation
The app builder needs to have NOT(ISBLANK([Lead].OwnerId)) in the criteria to ensure the process runs without error. This formula checks if the OwnerId field on the Lead object is not blank, which means that the lead is owned by a user or a queue. This will prevent the process from running on leads that are not owned by anyone, which could cause an error. Option A, B, and C are not formulas that can ensure the process runs without error.

Explanation
The best field type to use for the Planet Details field is Rich Text Area. This field type allows users to enter formatted text, images, and links. Long Text Area does not support images and links, Multi-Select Picklist does not allow text entry, and URL only allows a single web address.