in what type of reaction or process does heat flow into the system?\ncombustion\nexothermic\ncondensation\nen…

in what type of reaction or process does heat flow into the system?\ncombustion\nexothermic\ncondensation\nendothermic
Answer
Brief Explanations:
In an endothermic reaction or process, the system absorbs heat from the surroundings. Combustion and exothermic reactions release heat. Condensation is an exothermic phase - change process.
Answer:
D. endothermic