MHT CET Physics question

Two cylindrical conductors A and B of same metallic material have their diameters in the ratio 1:2 and lengths in the ratio 2:1, if the temperature difference between their ends is same, the ration of heat conducted respectively by A and B per second is

• (A)1:2
• (B)1:4
• (C)1:16
• (D)1:8Correct