One Word Substitution

There are two columns, column 1 contains a set of words & column 2 contains a set of sentences. Write the number of sentence from column 2 in the boxes given after the words in column 2 to match the write that defines the sentences of column 2 completely.

Column1		Column 2		Correct Answer
Astrology		1 -	study of supposed influence of stars on human affairs.
Atmosphere		2 -	writer of a book etc.
Attorney		3 -	loud enough to be heard.
Audible		4 -	mixture of gases surrounding the earth or a heavenly body.
Auditorium		5 -	person appointed to act for another in legal or business matters.
Author		6 -	give by official decision as a prize.
Avalanche		7 -	large cage or building for keeping words.
Aviary		8 -	part of a building where the audience sits.
Award		9 -	respect combined with fear or wonder.
Awe		10 -	mass of snow pouring down a mountain.