What should an administrator configure to meet this requirement?

The VP of sales at Universal Containers wants to prevent members of the sales team from changing an opportunity to a date in the past.

What should an administrator configure to meet this requirement?
A . Assignment Rule
B . Validation Rule
C . Field-Level Security
D . Approval Process

Answer: B

Explanation:

Validation rules allow you to prevent users from changing an opportunity close date to a date in the past.

Reference: https://help.salesforce.com/s/articleView?id=sf.validation_rules.htm&type=5