To Gauge Consumer Response About How Super Taco, a Fast

To gauge consumer response about how Super Taco, a fast food restaurant, handled a recent food-poisoning outbreak, Jane, a PR practitioner at Super Taco, spoke to people on the street. Jane asked people about their feelings toward Super Taco and the recent incident. In other words, Super Taco used:

A) crisis management scaling.
B) reputation management.
C) random block designs.
D) opinion sampling.
E) positive publicity.