It is a A. simple sentence, because there is only one main verb - opened.
A compound sentence has at least two independent clauses, a complex sentence has an independent clause and at least one dependent, a compound-complex clause sentence has two independent clauses and at least one dependent.
Can you comment cause it’s not allowing me
explaintion:
It engulfs its food in a process called endocytosis
Answer:
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Explanation:
The answer is:
Worked hard to take care of their patients.