According to the elaboration likelihood model, tv advertisements for tylenol that use an attractive famous actor who portrays a doctor in a television series to promote the product are using:

a peripheral route              

Explanation:

There are two important routes to attitude persuasion:

1. The peripheral route to persuasion.

2. The central route to persuasion.

The peripheral route to persuasion: The term "peripheral route to persuasion is defined as a phenomenon in which the listener or observer decides either to agree with the message's idea or to agree with the message related to any other cues apart from the argument's strength.

In other words, an individual gets persuaded with something else other than the message's content.

In the question above, the statement signifies the use of a peripheral route.

the structure of state governments are determined by. "state constitutins'

under the us constitution, all state governments are.'republics'