Find the incorrect letter in the series: A, D, G, J, M, P, S, V

D. V

What is the next letter in the series: B, E, I, N, ?

A. R

What comes next in the series: M, N, O, P, ?

A. Q

Find the odd one out in the series: A, D, G, J, M, P, ?

B. R

M, O, Q, S, ?

B. T