$2.$ When using the sales comparison approach, in which rare instance should the value of the subject property be adjusted?

a$.$

The value of the subject property should be adjusted in the case of rapid changes in market conditions.

b$.$

The value of the subject property should be adjusted for unusual conditions of sale $($foreclosure$,$ short$-$sale, etc.$).$

c$.$

The value of the subject property should be adjusted when it has unique physical characteristics that the comparables do not.

d$.$

The value of the subject property should not be adjusted.