4. Two known family types are: * a) Nuclear and Friendship
O b) Extended and Nuclear
c) Nuclear and Original
O d) Extended and Organized
Help meee

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