Explain… The difference between the zone of accumulation and the zone of ablation for alpine glaciers.
Where the equilibrium line is relative to these two zones.
The monitoring method scientists use to measure glacier ice accumulation and ablation.

Answerhighlands and forests;

Your answer is d. silli hope this ! : ) i left an explanation down below if you need it: a sill forms when hot magma squeezes between layers of rock to form a hardened sheet of rock. a sill is basically a tabular sheet intrusion between old layers of sedimentary rock, volcanic beds, or in the direction of foliation inherent in metamorphic rock. the word sill means a concordant intrusive sheet.