A six feet tall lady wants to see her full image in a plane mirror . The minimum length of the mirror will be ?

(A) 6 feet (X)
(B) 12 feet (X)
(C) 4 feet (X)
(D) 3 feet ()
(E) None of these (X)

Answers: A six feet tall lady wants to see her full image in a plane mirror . The minimum length of the mirror will be  3 feet.