Contraction cycle of muscle showing parts of muscle twitch is given. Find out the correct sequence.
A. 1-latent period, ii-relaxation period, iii-refraction period, iv-contraction
B. i-contraction, ii-latent period, iii-relaxation period, iv-refractory period
C. i-latent period, ii-contraction, iii-relaxation period, iv-refractory period
D. i-refractory period, ii-relaxation period, iii-latent period, iv-contraction.
