HELP ASAP PLEASE janna and Travon are creating posters for school play together they will have f(t) posters after creating posters for t hours

f(t)= 5t + 3

The function f represents the fact that every hour-

a. janna and Travon can make 5 posters together, and 3 posters were already made

b. janna can make 5 posters, and travon can make 3 posters

c. travon can make 4 posters, and janna can make 1 poster

d. janna and travon can make 5 posters apiece, 3 posters were already made