Lindsey went to a get-together with her friend gustav. gustav drove but then smoked marijuana. he is not safe to drive. as the party dies down, gustav tells lindsey that he wants to go home.

which is the best example of assertive refusal that lindsey could use to keep herself safe?

a. lindsey stands up straight and shakes her head, but then she gets in the car and lets gustav drive her home anyway.
b. lindsey looks away and says no every time gustav tells her to get in the car. lindsey tells him she still wants to stay at the party.
c. lindsey stands up straight, shakes her head, and firmly says no every time gustav asks her to get in the car. she then waits for her dad to come pick her up.
d. lindsey looks away and firmly says no at first, but later she gets in the car and lets gustav drive her home.