me 8 year step sis old sis came in me room ;) but she didnt whant to do that:( me pp when back in my pants also s my microwave giving me cancer? if so how

If you were running a marathon, which type of muscle fibers would be most useful to you? a. slow-twitch b. fast-twitch, type i a c. intermediate-twitch, type ii b d. slow-intermediate twitch, type i b select the best answer from the choices provided. a b c d