Assertion (A): All successful leaders are charismatic. Reason (R): Charisma is essential for leadership effectiveness. Which of the following is correct?

D. A IS FALSE, BUT R IS TRUE.

Teacher is to School as Doctor is to ?

A. HOSPITAL

Knife is to Cut as Pen is to ?

A. WRITE

Assertion (A): All mammals are warm-blooded animals. Reason (R): Warm-blooded animals can regulate their body temperature internally. Which of the following is correct?

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

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

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