Reinforcement is the in a relationship

a. imagination
b. exercise
c. bond
d. reward

The use of a beat or a rhythm to remember something is

This is an ap world history question. i am working on a worksheet which has a vent diagram with each circle labeled either us or byzantine economy. the middle is the similarities. can someone explain to me the similarities and especially the differences between the two?

The larger the investment you make, the easier it will be to: get money from other sources. guarantee cash flow. buy insurance. streamline your products.