This is present simple form.
After reading the video transcript we can say Dr. X is convincing because he supports his explanation with facts, as stated in option B and explained below.
<h3>Why is Dr. X effective and convincing?</h3>
In the video "Dr. X and the Quest for Food Safety," Dr. X is effective at communicating the dangers of cross contamination. The reason for that is the fact that he supports his explanation with facts, that is, he provides evidence that proves his explanation right.
With the information above in mind, we can say Dr. X is convincing when he talks about how bacteria function and what can be done to prevent contamination. Option B is the correct answer.
The complete question with the answer choices can be found attached.
Learn more about food safety here:
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The testimonial evidence in this excerpt is effective because it includes an expert opinion supporting the claim that the fast-food industry resembles the manufacturing business. Thus, the correct option is B.
<h3>What is Testimonial evidence?</h3>
Testimonial evidence may be defined as a type of evidence in which the observations of spectators are used as facts in a precise case.
According to testimonial evidence, it requires an observation that is suppoted or claimed by any observer. Hence, these criteria are fulfilled by only statement B.
Therefore, the correct option for this question is B.
To learn more about Testimonial evidence, refer to the link:
brainly.com/question/1256677
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