<span>He bought up oil refineries, cut costs, and reinvested his profits in other refineries.</span>
The north american air mass is a large body with generally uniform temperature and humidity. the area from which air mass originates is called source region. the air mass source regions range from extensive snow covered polar areas to deserts to a tropical oceans.
Out of these options B - increases defense spending would lead to economic growth
The correct answer is definetly d
