What should the administrator do to meet this requirement?

The inside sales manager at Universal Containers wants to be able to report on how long leads have a Lead Status of "Open" before the status changes to another value. Additionally, the sales team has requested the status value be changed with fewer clicks.

What should the administrator do to meet this requirement?
A . Use a workflow rule that sends an email when the Lead Status is changed and an approval process to update the status.
B . Use a formula field to calculate the difference between the current and created data when the status changes through inline editing.
C . Turn on field history tracking for the lead status field and create a report based on that field.
D . Use a quick action to change the status value and a workflow rule to update a date field.

Answer: B