Association describes how instances of one class cooperate with instances of another class

Windsor, the owner of Windsor's Sandwiches, contacts a new supplier, Gary. He tells Gary that he will pay him $375 if Gary delivers 20 pounds of cheese the following morning. Gary promises to make the delivery as requested by Windsor

This creates a(n) ________ contract between them. A) unilateral B) bilateral C) implied-in-law D) executory

What did the Bretton Woods conferees agree to do in 1944?

A) end World War II B) renew a modified gold standard C) adhere to the sterling standard D) promote a foreign exchange market