6280. Everyone who has worked for him hammers home that point because they feel that it is widely unappreciated.

✅ The correct answer is option C.
Hints : a slight or indirect indication or suggestion.

Stresses : a state of mental or emotional strain or tension resulting from adverse or demanding circumstances.

Strikes : hit forcibly and deliberately with one’s hand or a weapon or other implement.

Directs : control the operations of; manage or govern.

Hammers : strike or knock at or on something violently with one’s hand or with a hammer or other object.

Synonym of Hammers is Strikes