Exceptions to the Search Warrant Requirement Exist Because

Exceptions to the search warrant requirement exist because:
I. the clear rule that warrants are required is unworkable.
II. officers become frustrated with the delay that getting a warrant involves.
III. to enforce the requirement would lead to the exclusion of evidence in cases
Where police activity was reasonable.
IV. they are specifically approved by the United States Constitution.

A) II, III, IV
B) II, III, IV.
C) I, III, IV
D) I, II, III