In each of the following questions, a word has been used in sentences in THREE different ways. Choose the option corresponding to the sentences in which the usage of the word is CORRECT or APPROPRIATE. Avid
I. It is avid to see that the life of an animal in a zoo is spent in a locked iron cage.
II. He was also an avid reader and a disciple of Tolstoy.
III. There is plenty to keep the avid garden visitor busy tomorrow with a plentiful crop of gardens open in the area.