Answer:
she <u>is</u> an engineer
Explanation:
you can put either is or was.
(be)means be verb.
actually if it's a present tense sentence you have to put is and if it's a past tense sentence you have to put was.
The persuasive technique that is being used here is name-calling.
This means that this cereal company is using, usually fake news and no evidence to say bad things about the rival company, disregarding whether it is actually true or not. People will see this cereal ad and believe it, regardless of whether there are any evidence to prove the claims.
"What was the best holiday ever for you?" might work