The Owner of Chips Etc

Multiple Choice

The owner of Chips etc. produces two kinds of chips: lime (L) and vinegar (V) . He has a limited amount of the three ingredients used to produce these chips available for his next production run: 4800 ounces of salt, 9600 ounces of flour, and 2000 ounces of herbs. A bag of lime chips requires 2 ounces of salt, 6 ounces of flour, and 1 ounce of herbs to produce; while a bag of vinegar chips requires 3 ounces of salt, 8 ounces of flour, and 2 ounces of herbs. Profits for a bag of lime chips are $0.40, and for a bag of vinegar chips $0.50.
-For the production combination of 800 bags of lime and 600 bags of vinegar, which of the three resources is (are) not completely used?

A) flour only
B) salt only
C) herbs only
D) salt and flour