Reggie greets his regular customers by name every morning when they come in for coffee. He offers them a taste of anything special he is cooking that day. He has a database with their birthdays, and offers them free meals on their birthdays. Reggie hopes that this attention to his "regulars" will encourage them to:.
A. internalize impulse attitudes.
B. assist him in meeting his functional needs.
C. spread positive word of mouth.
D. always include his firm in their universal set.
E. extend problem solving beyond ritual consumption.

C. spread positive word of mouth

Explanation:

The wonderful customer experience and valuable incentives delivered by Reggie to his regular customers would not only encourage them to keep coming, but also encourage them to promote and attract more customers to his business as they would always have positive words of mouths concerning the business, as they spread such. Such incredible customer service would normally keep his regulars talking about Reggie’s business in a positive view to others.

d, conspicuous consumption is when you try to increase your wealth or social status (and in the case he's trying to create the perception of wealth considering he can't really afford it)

answer///supply is elastic, and demand is inelastic;