Respuesta :
An adverb clause is a collection of words that act as an adverb. The clause can modify adverbs, verbs, and adjectives by telling why, when, how, where, how much and under what condition. They usually begin with subordinating conjunctions.So the three clauses here are:After Iris put the final touches on her grant proposal… Because her grant request was for over one hundred thousand dollars.... Although Iris submitted a thorough proposal…
After Iris put the final touches on her grand proposal,
Because her grant request was for over one hundred thousand dollars,
Although Iris submitted a thorough proposal,