Wolves are predatory animals that hunt in packs. Their prey includes animals like moose, caribou, and deer, all of which travel in herds smart enough and strong enough to escape from the wolves. However, in some herds there are weaker members that cannot escape on their own. In these cases, the herd will try to protect its weakest by staying together as a group, but the wolves have a strategy. They work together to ,begin underline, close off, end underline, the weak animal from the rest of the herd, and then they chase this prey. Question
Malik wants to make the last sentence of the paragraph more precise.

Which word is the ,begin emphasis, best, end emphasis, replacement for ,begin emphasis, close off, end emphasis,?

Answer options with 4 options
1.
complete

2.
delay

3.
isolate

4.
pursue