Final answer:
The phrase 'in the market' in the provided sentence is an example of an adverb. It modifies the verb 'saw' by providing information about where the action took place.
Step-by-step explanation:
In the sentence given: 'He saw a blind beggar in the market,' the phrase 'in the market' is an example of an Adverb.
In grammar, an adverb is a word or group of words that modifies or provides more information about a verb. Here, 'in the market' provides more details on where he saw the blind beggar, modifying the verb 'saw.'
Learn more about Adverb