Choose the correct alternative from the following : - Assertion (A) : Uranium undergoes nuclear fusion reaction. Reason (R) : It has a big, unstable nucleus.
Choose the correct alternative from the following : - Assertion (A) : Bangladesh imports jute from India. Reason (R) : Bangladesh has most of the jute mills.
Choose the correct alternative from the following : - Assertion (A) : Eskimos reside in igloos. Reason (R) : No other material except snow is available.