. Draw all resonance structures of the molecules below. Include arrows showing the movement of electrons. (22 pts) i. + ii. iii. iv. B. Which of the following structures would be considered the major resonance (lowest energy) contributor? (2 points) i. -NH2 ii. O -NH2 iii. O -NH2 iv. -NH2 C. Based on the curved arrows shown, which resonance structure should be drawn? (2 pts) ii. iv. i. iii.