Fill in the blank space for the given series with the correct alternative.
$0, 4, 6, 3, 7, 9, 6, (...), 12$

Choose the correct alternative to complete the series: $ccb....c....bbc.....b....cc.....ccbb$

Choose the correct alternative for the missing term in the sequence:
$Z, S, W, O, T, K, Q, G, ?$

Study the following arrangement carefully and answer the questions given below:
$R, 4, E, J, 5, T, 1, A, M, Q, 3, 8, N, I, K, 7, W, F, 6, D, 9, U, 2, Y, V$
If all the numbers in the above arrangement are dropped,which of the following will be the ninth to the left of $D$?

Choose the correct alternative to fill in the blanks in the series: $ab...bcbca...c...bab$

Find out the wrong term from the given series.
$1, 2, 6, 15, 31, 56, 91$