Why did secondary education become more widespread

The First Public High Schools High schools became more common in Massachusetts after an 1827 law required towns to provide a free public high school. ... It was not until Boston Girls High and Normal School opened in 1857 that young women had the opportunity to attend a public secondary school.

Explanation:

c is the correct answer for this question.

the space race was a battle to make advanced technology to get to the moon and to get a better understanding of space.