Nine planets- <span>Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto.</span>
I think that the best answer from the options is the following one:
B. lightly regulated markets depressing wages for unskilled workers
The thing is, unskilled workers cannot really pose many demands for their pay, because they can be replaced by other workers. This is what has led to low wages of the unskilled workers, while increasing the wealth of the richest, who own the production means.
The american people forced the native americans to move.
The dominant language in South America is Portuguese.