Assertion (A): All squares are rectangles. Reason (R): Rectangles have four right angles. Which of the following is correct?

A. BOTH A AND R ARE TRUE, AND R IS THE CORRECT EXPLANATION FOR A.

Assertion (A): All birds can fly. Reason (R): Birds have wings.

D. A IS FALSE, BUT R IS TRUE.

Assertion (A): Some fruits are sweet. Reason (R): All fruits contain seeds.

B. BOTH A AND R ARE TRUE, BUT R IS NOT THE CORRECT EXPLANATION FOR A.

Assertion (A): All fruits contain seeds. Reason (R): Some fruits are seedless varieties.

D. A IS FALSE, BUT R IS TRUE.

Assertion (A): All fruits contain seeds. Reason (R): Seeds are necessary for plant reproduction.

B. BOTH A AND R ARE TRUE, BUT R IS NOT THE CORRECT EXPLANATION FOR A.