Which of the following are not examples of defensive industries?

A) Food producers
B) Durable goods producers
C) Pharmaceutical firms
D) Public utilities

Which of the following completes the sentence,'______ describes a process that harnesses the collective knowledge of a large group of people to solve problems and complete tasks'?

A) Crowdsourcing
B) Groupthink
C) Cloud computing
D) Blogging
E) Microsharings