Generally speaking, in a cost-benefit analysis done by a government, “cost” is defined as the negative aspect of what will happen if the government decides to go through with whatever they're debating. It's what the government will lose as a result of this action.
This is false. What you described are the meridians. Parallels are from based on north and south, starting from the middle. The main parallel is the equator which divides the Earth into two hemispheres, northern and southern, with increasing numbers towards the poles.
I'm pretty sure the correct answer is B.
<span>Business owners often reacted to strikes by hiring armed men and scabs to break them up.</span>
Based on the quotes above, it is reasonable to assume that both presidents aim to prioritize education and teaching in the country. They are very well focused on the improvement of education and are devising ways to value education in action.