Why is it important for appraisers to carefully define the type of value they are appraising?

$($select all the correct answers$)$

A$.$ Assessment values are usually lower than market values

B$.$ They are required to by USPAP and general appraisal standards

C$.$ Market values may differ from intrinsic values

D$.$ So later people do not use their appraisal conclusions for different purposes $($values$)$

E$.$ Replacement costs may be higher than what people will want to pay for a home