CoolMax Is a Fabric Made by DuPont Used in the Manufacture

Multiple Choice

CoolMax is a fabric made by DuPont used in the manufacture of exercise clothes because it keeps the user "cool and dry." The ads for the fabric in health and fitness magazines convinced Kumar to buy a pair of Thorlo CoolMax walking crew socks made of the material. Since he had never before owned anything made with CoolMax, Kumar was in which stage of the hierarchy of effects?

A) trial
B) exploration
C) innovation
D) experimentation
E) interest