A corporation is a legal entity created by federal law

The energy efficiency ratio (EER) is used to measure the efficiency of smaller cooling equipment. It measures:

a. the ratio of the amount of cooling achieved to the amount of energy used to operate the system b. the ratio of the amount of cooling achieved to the amount of refrigerant used to operate the system c. the ratio of the amount of energy used to operate the system to the number to integrated part load values d. the ratio of the amount of cooling achieved to the number of integrated part load values

What is the basic document created in the billing process?

A) bill of lading B) sales order C) packing list D) sales invoice