Final answer:
The correct answer is c) generalized reciprocity because foragers routinely share with other band members.
Step-by-step explanation:
The correct answer is c) generalized reciprocity because foragers routinely share with other band members. In gatherer-hunter societies, egalitarian sharing is a key feature, and goods are shared freely without expecting anything in return. This form of exchange, known as generalized reciprocity, ensures that all members of the group have access to necessary resources.