Beyond the parting of the Red Sea, which miracle demonstrates God's provision of food for the Israelites during the Exodus journey?

A The healing of Miriam's leprosy after she questioned Moses' authority. B The defeat of the Amalekites at Rephidim through Moses' raised hands. C The provision of quail in the evening and manna in the morning to feed the Israelites. D The turning of the bitter waters of Marah into drinkable water.