VIGOUR

A. Strength

B. Boldness

C. Warmth

D. Enthusiasm

Answer: Option A

Solution(By Examveda Team)

Strength : the quality or state of being physically strong.
Boldness : willingness to take risks and act innovatively; confidence or courage.
Warmth : the quality, state, or sensation of being warm; moderate heat.
Enthusiasm : intense and eager enjoyment, interest, or approval.
Vigour : physical strength and good health.

Synonym of Vigour is Strength