Arrange the given words Alphabetical Order and choose the one that comes first.

D. GREASE

If $x + y = 7$ and xy = 12,
the value of $(x^2 + y^2)$ is :

A. 25

There are five men A, B, C, D and E and six women P, Q, R, S, T and U, A, B and R advocates;
C, D, P, Q and S are doctors and the rest are teachers. Some terms are to be selected from amongst these eleven persons subject to the following condition :
A, P and U have to be together.
B cannot go with D or R.
E and Q have to be together.
C and T have to be together.
D and P cannot go together.
C cannot go with Q. If the term is to consists of two advocates, two doctors, two teachers and not more than three ladies, the members of the team are :

A. A B C P T U

In following alphabet series , one term missing as shown by question mark . Choose missing term from options. - A, C, F, H, ?, M

B. K

Choose the correct alternative from the following : - Assertion (A) : Most of the Himalayan rivers are perennial.
Reason (R) : They are fed by melting snow.

A. BOTH A AND R ARE TRUE AND R IS THE CORRECT EXPLANATION OF A.