Why did president johnson’s background put him at odds with the republicans in congress during reconstruction?
johnson was a radical republican who became a moderate republican.
johnson was a moderate republican who became a radical republican.
johnson was a northern democrat who was sympathetic to the south.
johnson was a southern democrat who had been proslavery before the war.

Johnson was a Southern Democrat who had been pro slavery before the war (Answer D)

Explanation:

Northern Republicans were mainly the ones that wanted to free slaves, while Southern Democrats mainly were pro-slavery. Johnson was known as a Southern Democrat before the war so when he became president many republicans in Congress were "at odds" between them and the president.

Hopefully my answer helps!

Johnson was a Southern Democrat who had been pro slavery before the war

the correct answer is b, "fertility rates are increasing, so populations will grow more quickly in the future."