Which option best represents the "IF component of the INVEST checklist to make a good user story from this requirement?

A business analyst at Universal Containers is converting a requirements document into user stories for upcoming Manufacturing Cloud deployment. The first requirement is "finance needs a time tracking sys containers."

Which option best represents the "IF component of the INVEST checklist to make a good user story from this requirement?
A . As a finance user I want a Timesheet object implemented so I can accurately report on container profitability.
B. As a finance user, I want to know how long it takes to assemble a container so I can accurately report on container profitability.
C. As a finance user, I want an Assembly Time field on the container cost record so I can accurately report on container profitability.

Answer: B