Stealth ads are illegal ads

The civil engineer asserted: "The dredging of the river channel should allow barge traffic to continue for the foreseeable future unless the drought conditions worsen." The reasonable listener would conclude that the engineer _____.

A) lacks true conviction in his claim B) is being overly cautious in making his claim C) is being reasonably cautious in making his claim D) is providing false hope to producers, shippers, and consumers

What are the reasons why many journalists believe they should not have to answer subpoenas?

What will be an ideal response?