According to the talk test moderate activity would result in?
a) during the activity you can still hold a conversation but need to take more breaths
b) no answer text provided
c) during the activity youre not able to talk more than a few seconds without taking a breath
d) you can talk regularly while doing the activity?

Karen is waiting by the lockers before school for her friend richard. they had agreed to look over the history review sheet together to be ready for the test later that day. richard shows up late with uncombed hair and wrinkled clothes. karen: "you're five minutes late and you look like a wreck! " richard: (slams his locker) "you know, i don't have time for this." karen: "fine! figure out the test on your own! "