Based on the status of volcanoes (i.e., eruption or not), geologists distinguish among what 3 types of volcanoes?
a. passive, transient, and active volcanoes
b. eruptive, non-eruptive, and dormant volcanoes
c. active, dormant, and extinct volcanoes
d. historic, current, and potential volcanoes
Ans: c. active, dormant, and extinct volcanoes
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