"A jewish national home" in Palestine was pledged...? Mcqs

"A jewish national home" in Palestine was pledged...?

(A) By USA in 1948

(B) By UNO in 1947

(C) By British Empire in 1917

(D) By Allied powers in 1915

Source: This question is taken from the SUB Inspector In Punjab Police Department (BSP 14) 2017