what argument did southerners give in support of slave labor?

they argued that slave labor was superior because slaves actually enjoyed being property.

they argued that slave labor was superior because slaves and slaveholders depended on one another.

they argued that slave labor was superior because slaves worked in many industrial areas.

they argued that slave labor was superior because manumission brought shame to freed slaves.

B i think

Explanation:

B. They argued that slave labor was superior because slaves actually enjoyed being property.

Explanation:

The Southerner economy was mostly agrarian and, to be precise, based on the exportation of cotton to European markets to generate wealth. The cotton production was based in large plantations where cheap labor was needed, and such labor was formed by slaves. Hence, the right answer is B.

couples could only have one child to reduce the population growth.

really and truely i dont know sorry