In winter an iron pipe feel colder than a wooden window . This is because wood is_______?

(A) Conductor (X)
(B) Non-Conductor ()
(C) Semi- Conductor (X)
(D) Not a solid while iron is a solid (X)
(E) None of these (X)

Answers: In winter an iron pipe feel colder than a wooden window . This is because wood is Non-Conductor.