Acompany's total marketing communications mix consists of a special blend of advertising, sales promotion, public relations, personal selling, and direct-marketing tools that the company uses to communicate customer value and build customer relationships. which of the following terms best describes this set of communications tools?
a) the product mix
b) product line filling
c) the promotion mix
d) the price mix
e) horizontal diversification

Consider a treasury bill with a rate of return of 5% and the following risky securities: security a: e(r) = .15; variance = .0400 security b: e(r) = .10; variance = .0225 security c: e(r) = .12; variance = .1000 security d: e(r) = .13; variance = .0625 the investor must develop a complete portfolio by combining the risk-free asset with one of the securities mentioned above. the security the investor should choose as part of her complete portfolio to achieve the best cal would be a. security a b. security b c. security c d. security d