<i>In the question below choose the word(s) or phrase(s) which <b>best fills(s)</b> the gap(s)</i>:I wanted to avail myself .... the opportunity of listening to the lecture, but the lecturer failed to turn up

In the question below choose the word(s) or phrase(s) which best fills(s) the gap(s): I wanted to avail myself .... the opportunity of listening to the lecture, but the lecturer failed to turn up

In the question below choose the word(s) or phrase(s) which best fills(s) the gap(s):

I wanted to avail myself .... the opportunity of listening to the lecture, but the lecturer failed to turn up

The correct answer is C. of

No explanation given