A linguist studies language in a scientific way; so not just a certain language like Spanish, Mandarin or such, but how a language is written, communicated, it's forms, etc.
I think it's because slavery costs less...just a guess.
Answer:
Coal
Explanation
Am not a 100% sure but Am pretty sure that its coal, reason why when J.J. earned you know started. Doing all this stuff. That person was most know for coaling, but I just got done leaning about this and that where. He earned his fortune
Because Arabia was mostly desert it was almost impossible to farm, so the beoudin were pastoralists instead.
the United States and the Soviet Union seen eye to eye but only temporarily to split N Korea at the 38th