Why is science, mathematics, and technology different from engineering?

You receive an email from an impressive-sounding stranger, professor alexander rothschild renard iii, president of the american institute for scientific political statesmen. he urges you to vote for his presidential candidate choice. this social media red flag is known as

The kurt vonnegut commencement speech, the neiman-marcus chocolate chip cookie recipe, and the get-well emails to the dying boy are examples of select one: a. social engineering b. hoax emails c. email viruses d. worms

Can someone work out the answer as it comes up in one of my computer science exams and i don't understand the cryptovariables