बिश्वमा सबैभन्दा बढी ज्वालामुखीको चिन्ह कुन देशमा पाइन्छ ?

Option D

The country's volcanism is due chiefly to the presence, a short distance to the south, of the boundary between the Eurasian Plate and the African Plate. The magma erupted by Italy's volcanoes is thought to result from the upward forcing of rocks melted by the subduction of one plate below another.