Answer:
Being prepared can reduce fear, anxiety, and losses that accompany disasters. ... People also can reduce the impact of disasters (flood proofing, elevating a home or moving a home out of harm's way, and securing items that could shake loose in an earthquake) and sometimes avoid the danger completely.
It’s been a while since I’ve do problems like this but I believe it is “have recently been installed”
Knowing how stupid people are on twitter i'd say you cant learn anything from it.
In my view purpose and point of view are very important when writing a biography.
C , is the correct answer!