i'll give you definitions of each and see if it helps ;-)
A ; subordinating
a subordinating conjuction includes "although" or "because", and is a transition conjuction.
B ; correlative
works two sentences together - includes "both, and" "whether, or" "either, or" "neither, nor" "not, but" and "not only, but also" !!
C ; common
a common conjuction is just A, B, D.
D ; coordinating
conjuctions including two clauses - FANBOYS. "for" "and" "nor" "but" "or" "yet" and "so"