1.  Questions: Who is C's partner in a game of cards involving four player A, B, C, and D ?
Statements:

I.  D is sitting opposite to A.
II. B i sitting right of A and left of D.

A. I alone is sufficient while II alone is not sufficient.
B. II alone is sufficient while I alone is not sufficient.
C. Either I or II is sufficient.
D. Neither I nor II is sufficient.
E. Both I and II are sufficient.

Answer: Option C

Explanation:

Clearly, each of the given statements shows that B is sitting opposite to C or B is the partner of C.