What is the correct sequence of bond order for the specified species?

1. \(\mathrm{O}^-_2>\mathrm{O}_2>\mathrm{O}^+_2\) 2. \(\mathrm{O}^-_2<\mathrm{O}_2<\mathrm{O}^+_2\)
3. \(\mathrm{O}^-_2>\mathrm{O}_2<\mathrm{O}^+_2\) 4. \(\mathrm{O}^-_2<\mathrm{O}_2>\mathrm{O}^+_2\)