How should an administrator ensure article managers use specified values tor custom article fields?

the vp of sales noticed that sales representatives are extending their close dates to the future on their opportunities.
how can the sales managers determine how many times close dates are being changed? choose 2

Universal Containers has setup a picklist dependency between Region and Zone on the Account object. The sales manager has requested that when a user selects a region a zone must also be selected. How can this be achieved?

Universal container has account status field prospect and customer. Admin wants to automatically change status value from prospect to customer when opportunity is won. Choose 2

Which text formula is correct to assign a value based on a custom lead field?