In your own words, provide a definition for each of the three subordinate clauses discussed in the lesson. include an explanation of the purpose each serves in a sentence.

A noun clause talks about the noun, it uses, "what, whatever, who, and whom." an example for a noun will be, "I buy whatever I need." 

A adjective clause talks about the adjective, it uses a noun or pronoun in a sentence. The words that it use are, "whom, that, and whose."An example sentence is" . "The parking lot, which he lives."

An adverb clause acts as a adverb is called adjective clause like an adverb, it modifies a verb, it uses time, and frequency, and etc... examples of this would be, "Call me when you need anything."