Many people are protesting oil pipelines all over the country because of concerns with spills and leaks. Why is just shutting the pipelines down not
really an easy answer?
a, We use it for more than just electricity, like gas and plastics
b. We have no other energy source to replace it with
O It is easy, we would be fine with immediately stopping production
c. Which fossil fuel is considered the "cleanest" fossil fuel in terms of pollution

The table presents the average day and night temperatures in five cities. it also reveals whether a city receives substantial rainfall (wet climate) or little rainfall (dry climate). which city’s rocks are likeliest to experience frost wedging, and why? a) city a because the consistently subzero temperature would prevent water from melting b) city b because it is a wet region and the temperature fluctuates around the freezing point c) city c because it receives plenty of rain fall and the weather is moderately cool d) city d because the hot and dry weather would cause rocks to absorb water