Istanbul. It's Istanbul, not Constantinople!
Answer:
Alaska, Arkansas, California, Hawaii, Idaho, Illinois, Kentucky, Missouri, Montana, Nevada, Oregon, South Carolina, Tennessee, Utah, Washington and Wyoming.
Answer:
Barter system had many deficiencies such as
★Lack of double coincidence of wants
★Common measure of value
★Indivisiblity of commodities
★Difficulties of storing wealth
So we don't use barter system anymore
<span>Garbage patches are more likely to form in the center of gyres, where there are currents pushing stuff toward the center but none flowing outward.</span>