Answer:they wanted to escape because they were getting treated miserable.it was a dangerous act because if they were caught they were killed or tortured
Explanation:
The conjugation of the verb "design" to "designed", without any auxiliary verb such as "have" or "do", shows the use of the 'simple past" tense (also known as preterite), whose principal function is to place a completed action or situation in a moment before "now".
What tense is the underlined verb in the sentence? The architect designed a daring structure.
D. Past
A is your answer. Have a good day!