Who said that Zakat is treasure of Islam...? Mcqs

Who said that Zakat is treasure of Islam...?

(A) Rasool Ullah (P.B.U.H)

(B) Hazrat Umar Farooq (R.A)

(C) Imam Abu Hanifa (R.A)

(D) None of them

Source: This question is taken from the Islamiat MCQs