Kailan naganap ang battle of pinaglaban?c

With the use/abuse of alcohol, the heart is more efficient in the use of nutrients by the heart tissue.

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?

Anew moon would be directly overhead at what time