What does the following SQL assertion do:

create assertion Test$1$

$$ exists$($select $*$ from Employee$\_$list where$($salary$>80000)$ AND $($dept$=$Engineering$))$

Group of answer choices

a$)$ Ensure no one in engineering makes over $$80,000$

b$)$ Ensure that at least one employee in engineering makes over $$80,000$

c$)$ Output the number of Engineering employees making over $$80,000$

d$)$ None of the above