The salesperson is trying to convince a buyer to purchase a Little Wonder Snow Blower. When the salesperson says, "This blower has a 13HP engine for power, three large, ball-bearing pneumatic wheels so it won't get stuck in drifts, and an adjustable, ergonomically-designed handle." The salesperson is using a(n) _______ close.
A. compliment
B. alternative - choice
C. minor - points
D. summary-of-benefits
E. assertive