Pointing to an old man, Kailash said, "His son is my son's uncle." How is the old man related to Kailash ?	Choose the correct choice from the following answers
A) Brother	B) Uncle	C) Father	D) Grandfather	E) Sister
Explanation:   Kailash's son's uncle — Kailash's brother. So. the old man's son is Kailash's brother   i.e., the old man is Kailash's father.   Answer: Father
<result>C</result>
Pointing to an old man, Kailash said, "His son is my son's uncle." How is the old man related to Kailash ?