Statements:
(i) X and Y are siblings.
(ii) X and Y do not quarrel.
(iii) Siblings are known to quarrel often.
(iv) X and Y quarrel often.
(v) All those who quarrel are siblings.
(vi) X and Y cannot be siblings.

A

(ii), (iv), (v)

B

(i), (iv), (vi)

C

(i), (iii), (iv)

D

(i), (ii), (v).