Assertion (A): All dogs are mammals. Reason (R): Mammals are characterized by having fur or hair. Which of the following is correct?

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

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

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

Assertion (A): All mammals are warm-blooded animals. Reason (R): Warm-blooded animals can maintain a constant body temperature regardless of the environment.

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

Assertion (A): The sun rises in the east. Reason (R): The earth rotates on its axis from west to east.

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

Assertion (A): Logic puzzles enhance critical thinking skills. Reason (R): Critical thinking skills are essential for problem-solving.

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