When the Teamsters Union, which had traditionally represented truck drivers, and other employees in the transportation industry, began to organize police and firefighters, it could be considered a:

A) A strategic campaign
B) An illegal campaign
C) An opportunistic campaign
D) A decertification campaign

Teamsters Union

represents a prominent labor union in the United States and Canada, known for its representation of employees in various industries, notably truck drivers and warehouse workers.

Strategic Campaign

An organized series of actions directed towards achieving a specific goal, often used in contexts of advocacy, marketing, or political movements.