Which event occurred first?

c The first book is printed.

Explanation:

I choose the first opera performance and I got it wrong. It told me the answer was the first book printed. A P E X

lincoln presided over the union victory in the american civil war, which dominated his presidency. a former whig, lincoln ran on a political platform opposed to the expansion of slavery in the territories. his election served as the immediate impetus for the outbreak of the american civil war.

the answer to this question is the third option. hope this