In which of the following set, the value of bond order will be 2.5:

Options

A. `O_(2)^(+), NO, NO^(+2), CN`
B. `CN, NO^(+2), CN^(-), F_(2)`
C. `O_(2)^(+), NO^(+2), O_(2)^(+2), CN^(-)`
D. `O_(2)^(-2), O_(2)^(-), O_(2)^(+), O_(2)`

Answer

A