When doing a multimedia presentation, the thing that one might be prepared about in advance in case the equipment failure during presentation is to keep giving the speech and using the chalkboard to provide the visuals. This will keep the people interested in listening without caring about the failed instrument.
Answer:
More plant-eating animals would survive.
Explanation:
And the population of the herbavores would grow or other predetors would suround the area
The answer is allusion. It is a literary device that employs an indirect reference of something, it could a place, an animal, or a person that is significant to any field - history, culture, philosophy, literature, etc.