Directions: Select the most appropriate filler(s) for the blank(s) such that the sentence makes coherent sense.

It is characteristic of old age to sap a man's vitality and rob him of his natural ________.

The first part of the sentence establishes the fact of what happens in old age, namely, that a man starts to lose his vitality. The operative word in this sentence is “and”, which implies that the blank should be similar in meaning to vitality. “Ebullience” means exhilaration, exuberance, hence fits our prediction. Hence, (2) is the answer.