Colchicine arrests cells in Mitosis, because

A. It binds to monomeric tubulin and thus depolymerizes microtubules

B. If prevents chromosome condensation by inhibiting histone-histone interactions

C. It dephosphorylates tubulin monomers and thus depolymerizes microtubules

D. It binds to the + end of F-actin and prevents further addition of G-actin to actin filaments

Answer: Option A