Z, X, V, T, ?

A. R

Select the odd letter group:

D. ABC

B, D, F, H, ?

D. I

Choose the odd letter group: PQRS, UVWX, YZAB, CDEF, GHJK

D. GHJK

Five books are arranged on a shelf. Book A is to the left of Book B but to the right of Book C. Book D is to the right of Book E. What is the sequence of the books from left to right?

D. E, C, A, B, D