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.
Answer:
B. Lake Nasser was scheduled to flood the valley where the temple was located
Hope this helps & good luck!
The Arabian Desert, Gobi Desert
and the Karakum Desert
Yes it can it is very hard though. PLEASE BRAINLY ME!