Respuesta :
The purpose of the quoted words in the sentence is A: To act as the subject of the main clause
What is the Subject in a Sentence?
This refers to the performer of action in a sentence, whereas the object of a sentence is the receiver of the action.
Hence, we can see that the quoted words are “searching for seashells” and they help to perform an action by stating what Mara does at the beach.
Read more about subject and objects here:
https://brainly.com/question/14917823
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