Assertion (A): Effective communication requires clarity. Reason (R): Clarity can be achieved through proper grammar and vocabulary.

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

Assertion (A): Effective teamwork leads to better outcomes. Reason (R): Teamwork requires good communication skills.

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

Assertion (A): All birds can fly. Reason (R): Flying is a characteristic of all avian species.

D. A IS FALSE, BUT R IS TRUE.

Assertion (A): Reading improves vocabulary. Reason (R): A larger vocabulary enhances communication skills.

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

Assertion (A): All mammals are warm-blooded. Reason (R): Warm-blooded animals can regulate their body temperature internally.

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