Answer:
Probably because it either has inappropiate language or has been traced back to a test.
Fire is important because it cooked food, provided light and provided heat
More innovations caused the economy to flourish and for many more factories to be built.
Answer:
If jobs are scarce in your locality, with layoffs occurring and home ownership put in jeopardy, values fall. Like a domino effect, fewer people can afford to buy a house. Owners lower their prices to compete in a diminished market.
Answer:
picture is upside down btw