It’s an adjective phrase modifying the student
A deer is a herbivore, so their diet primarily consist of plants such as grass.
Grass are producers, and the deer are primary consumers, it can be eaten by an omnivore or a carnivore given the chance.
Should be noted that a herbivore can consume meat if need be, however it is neglected.
Answer:
You can't make them. They're coordinating conjunctions. For, And, Nor, But, Or, Yet, and So
I think that the answer would be C. Three
Im not 100% sure though, but I hope this helps!