Which list represents the halogens in increasing order of oxidizing strength (weakest oxidizing agent first)?

A.     ${\text{C}}{{\text{l}}_{\text{2}}}\quad {{\text{I}}_{\text{2}}}\quad {\text{B}}{{\text{r}}_{\text{2}}}$

B.     ${{\text{I}}_{\text{2}}}\quad {\text{B}}{{\text{r}}_{\text{2}}}\quad {\text{C}}{{\text{l}}_{\text{2}}}$

C.     ${{\text{I}}_{\text{2}}}\quad {\text{C}}{{\text{l}}_{\text{2}}}\quad {\text{B}}{{\text{r}}_{\text{2}}}$

D.     ${\text{C}}{{\text{l}}_{\text{2}}}\quad {\text{B}}{{\text{r}}_{\text{2}}}\quad {{\text{I}}_{\text{2}}}$

B