Sentence Correction (SC) | Re: Some bat caves, like honeybee hives, have residents that

Some bat caves, like honeybee hives, have residents that take on different duties such as defending the entrance, acting as sentinels and to sound a warning at the approach of danger, and scouting outsidethe cave for new food and roosting sites.

the residents that take on different duties such as;
-defending the entrance
-acting as sentinels
-to sound a warning -incorrect
-scouting outside

The only answer choice that modifies the third phrase correctly as 'souding' isB
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