Answer: drug sniffing dogs
Explanation: took the test :)
A.
adverb
B.
preposition
C.
verb
D.
adjective
b?
B. Your going to need to some help carrying all those heavy boxes.
C. Janet almost walked into the mens' locker room by mistake!
D. My little brother will practice writing his bs and ds for the next few day's.
I think its B. Just looking for a second opinion.