What historical event marked the start of the medieval era?

the answer is a. hope this

well they usually trade goods for money. they mostly trade goods with other nations

president did accomplished his right at presidency, over looked, on in god we trust made a stand point. off being 1 rights as law, 2 as god, for which we stood , under god. off purpose. protected by officially, freedom off and for the people. in god's purposal 15 off each month $500.00 on a single set up off all banks, too closure at 31, 30ths off each asdescression off & compilation eliminates,elimminate, set said.