Answer: Supply
Explanation:
Supply is something that is made available for use. Also, something needed or wanted.
I guess the proper answer is supply. The quantity of goods and services to be supplied will increase as customers' choices increase.
A good business person will make arrangements for availability of various different quantity of such goods and services demanded to meet the rising choices of customers. Since there are various choices made available for the customer, sales will increase as the customer sees what he/she is willing to buy.
