Which layer in the OSI reference model is responsible for determining the availability of the
receiving program and checking to see if enough resources exist for that communication?

A.
transport

B.
network

C.
presentation

D.
session

E.
application

Explanation:
This question is to examine the OSI reference model.
The Application layer is responsible for identifying and establishing the availability of the
intended communication partner and determining whether sufficient resources for the
intended communication exist.