Answer: the correct is A) Finding the positives in a difficult situation
Explanation: there are problems that cannot be solved but a way to overcome a difficult situation is appealing to social comparisons and finding the positives in a diificult situation.
Answer:
Industrial weapons contributed to staggering casualties and the western front was forced to use trench warfare. In order to prevent a two-front war, General Alfred von Schlieffen drew up a master plan calling for an all-out attack against France.
The most of the mass in the solar system is located in the sun - and in fact it's as much as 99% of all the mass in the system!