The title “silent spring” regrets to a further season when singing birds and other animals have been wiped out by insecticides. (Evokes a ruined environment)
Primary sources are any sources that are written at the time of an event's occurrence, by an eyewitness. In other words, it's an original source (B is correct). It is usually reliable (A is incorrect) and original (C is incorrect). It can be a compilation, but that is not the definition. (D is incorrect.)
Answer: B
The Egyptians gained wealth and land in the Middle Kingdom by conquering other empires, able to trade, making art and architecture, and had to pay tribute through war and trade.
This is
True
Glad I could help, and good luck!
AnonymousGiantsFan