Answer:
a: to learn
Explanation:
Infinitive is the basic form of a verb, without an inflection binding it to a particular subject or tense. The infinitive is often used with 'to' in front of it.
I would put a comma before and or leave the comma out
In the short story "The Lottery," the lottery is drawn from a black box.
They used many boxes prior to the lottery in the story, but they were shabby and got destroyed, so they got a new box which was black of color.