How can we explain the fact that in many colonies indentured servitude and slavery existed at the same time?

is it multiple choice

john maynard keynes developed new economic theories in response to the : b) great depression of the 1930s. his theories are so important that they are known as "keynesianism". in his works he supports the idea of a government with deeper involvement and intervention to end the great depression.

0. how did the annual sum of their wages compare with the cost of tallow candles at potosí? tallow candles were 300,000 so for huancavelica it takes 3,000 years and for chaplains it took 350 years.11. compare the wages of the mita workers at potosí with the wages paid those amerindians (native americans) who freely hired themselves out? the amerindians made 3 to 4 times more than the mita workers.12. what do you conclude about these figures (6 – 9)? 2