Answer:
B. trucking companies underbidding other modes to secure business
Explanation:
In ultramodern competition, two or more entities with similar technology is competing with one another to secure some sort of project that they haven't own. This can be seen when trucking companies (
Option A is wrong because Trucks and Railroads are two different technologies.
Option B is wrong because the modes is already owned by one of the competitors.
Option D is wrong because it does not clearly defined the competition.