Which of these are considered Functions? A) input: student ID number, Output: number of years enrolled at a university

B) Input: number of years enrolled at a university, Output: Student iD number.

C) input: student first name, Output: Student favorite color

D) student favorite color, Output; student first name.

E) input: month of 2021, output: average profit at a fast food

Thank you! I’ve been stuck on this for awhile

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem