Complete the series: B, D, F, H, ?

A. J

In a group of five people A, B, C, D, and E, A is taller than B but shorter than C. D is shorter than E. Who is the tallest?

C. C

Choose the group that does not belong:

C. E, F, G, H, I

Which group of letters is the odd one out?

D. M, N, O, P, Q

In a coded relation, if P × Q means P is the father of Q, P ÷ Q means P is the daughter of Q, and P + Q means P is the son of Q, what is the relationship of R if P × Q + R?

D. R IS P'S GRANDDAUGHTER