Answer:
A.
Explanation:
The key word is simultaneously when it comes to parallel computing. Although the option <em>could </em>potentially be C, it's more likely to be A because it's "more right" in the words of my old English teacher. This is because A implies them working on it at the same time to reach the goal more effectively (another key word).
Answer:
reduce the cost of using fossil fuels
Setting good examples, keeping everything in order, making sure every thing stays in line, and provide work for the teachers to teach the students
When government spending decreases regardless of tax policy, aggregate demand decrease, thus shifting to the left. The 4th term that will lead to a shift in the aggregate demand curve is NX (e). Hope this helps!