Identify the chain propagation of chlorination of methane
A. `overset(.)(C)H_(3)+overset(.)(C)ltoCH_(3)Cl`
B. `CH_(3)Cl+overset(.)(C)ltooverset(.)(C)H_(2)Cl+HCl`
C. `Cl-Clunderset("homolysis")overset(hv)tooverset(.)(C)l+overset(.)(C)l`
D. `overset(.)(C)l+overset(.)(C)ltoCl_(2)`