Look at this sentence:

When Tommy started to feel faint, Ms Harris told him to lie down for a while.

Select the definition of faint that the sentence uses.

faint \feynt\ adjective fainter, faintest 1. hard to hear, because it is quiet: George heard a faint noise down the hall. 2. hard to see, because it is not bright or clear: It was hard to see by the faint light of the candle. 3. dizzy; light-headed: I was so thirsty that I felt faint.