The main reasons for the formation of glaciers are ____?

گلیشیروں کی تشکیل کی بنیادی وجوہات ____ ہیں؟

Movement of tectonic plates

Accumulation and compaction of snow over time

Erosion of rocks by water

None of these

Glaciers form when snow accumulates over years, compressing into dense ice.

This process requires low temperatures and consistent snowfall over long periods.