Answer :
Answer:
A. By the time Grandma arrives, Chloe will have cleaned her room.
Step-by-step explanation:
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Answer:
D. Caleb felt calm because he knows the solution to his problem.
Step-by-step explanation:
In the sentence "Caleb felt calm because he knows the solution to his problem.", 'felt' and 'knows' are the verbs. Both of these verbs describe Caleb in one situation, so they have to be in the same tense.