The theorist that dreams had a manifest and latent content was sigmund frued.
Answer: Pain that increases with movement or pressure
Explanation: she is a tennis player, and tennis game involves movement. As a result of this injury to her joint, the consequence of this injury will not enable her to play tennis as "Pain will be developed as a result of movement and pressure
They got it from China since they had silk and porcelain there
During World War II, the opportunity cost of dedicating the majority of productive resources to manufacturing weapons and other military goods, was that these resources could not be used for producing other things, not even food or other basics.
At that moment in history, even tough some economies were growing in term of absolut production figures, there was a shortage of food and people suffered from hunger.