Answer:
As you may have observed, all continuous tenses use a form of the verb 'be' and a present participle, whereas all perfect tenses use a form of the verb 'have' and a past participle.
Explanation:
The answer is b because that wouldn’t motivate them
Peter van Pels was 15 years old when he had to go into hiding with his parents. They arrived at the hiding place one week after the Frank family. Peter was the only boy in the Secret Annex.
The answer is D) Any of the above.