B-90%
Antarctic ice sheet is the largest mass of ice on earth
it would be A i hope this helps chu
Civil War killed off slavery and declined the southern economy it also acted as a catalyst to make America into a complex industrial society of capital, technology, national organizations, and large corporations.
Assuming you mean "undeveloped countries", then the <span>industry in developed countries compares favorable to that of undeveloped countries, since develop countries almost always tend to have more modern and thriving economies. </span>