Question

what transforms peat into coal over geologic time? freezing heat and pressure evaporation photosynthesis

Explanation:

Peat is transformed into coal over geologic time through the processes of heat and pressure. Freezing has no role in coal formation. Evaporation is related to water cycle processes and not coal formation. Photosynthesis is a process in plants to produce food and not involved in turning peat into coal.

Answer:

Heat and pressure