Select the most appropriate option to fill in the blank.

The prisoners made an elaborate plan to escape ______ the jail.

from

The most appropriate option to fill in the blank is from.

The word from means away from or not a part of. In this context, the sentence is saying that the prisoners made an elaborate plan to escape from the jail. This means that they were planning to get away from the jail.

The other options are not correct.

• In means inside or within. It does not make sense in this context because the prisoners were not planning to stay in the jail.
• By means near or close to. It does not make sense in this context because the prisoners were not planning to be near or close to the jail.
• For means intended for or meant for. It does not make sense in this context because the prisoners were not planning to do something for the jail.