In such type of questions, a few essential criteria for selection of a group of items are given. The candidate has to keep these conditions in mind and make the required selection as per the directions given in each question.

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 consist of one advocate, two doctors, three teachers and C may not go with T, the members of the team are :


A. A E P Q S U
B. A E P Q T U
C. B E Q S T U
D. E Q R S T U
Answer: B . A E P Q T U


The advocates are A, B and R; doctors are C, D, P, Q, S; teachers are E, T and U.
The term consists of 3 teachers  i.e. E, T, U.
Now, A, P, and U have to be together.
E and Q have to be together.
Thus, the team is A E P Q T U.