Choose the missing terms out of the given alternatives. DHL, PTX, BFJ, ?

The correct answer is C. NRV.

The pattern is to take the first letter of each word, then the third letter, then the fifth letter, and so on.

DHL = D, H, L
PTX = P, T, X
BFJ = B, F, J
NRV = N, R, V

The next letter in the pattern is N, so the missing term is NRV.