Which of the following accurately describes an important effect of the columbian exchange on indigenous peoples in the americas? a. huge numbers of indigenous peoples were wiped out by european diseases. b. indigenous peoples embraced the catholic church and became its most powerful leaders. c. american empires became more powerful than ever by using european weapons. d. violence committed by christians led many indigenous peoples to become devout muslims.

A. Huge numbers of indigenous peoples were wiped out by European diseases.

Explanation:

It is called the Columbian exchange to the process occurred between the fifteenth and sixteenth centuries in which agricultural products and other foods of the New World (the American continent) in the Old World (Europe, Africa and Asia) and vice versa were made known. A broader definition also includes technological advances, demographics and even diseases.

c.) biotic: snails; abiotic: temperature climate

2018 means 2018 ce or common era

there have been other eras too including bce, which included way more years.