What effects did slave labor have on the colonial economy?

Answer back ASAP !!!

Americans of European extraction and slaves contributed greatly to the population growth in the Republic and State of Texas. Settlements grew and developed more land under cultivation in cotton and other commodities. The cotton industry flourished in East Texas, where enslaved labor became most widely used

i think it would be c.

hope i'm correct

explanation:

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