How do the energies needed for transitions from Level 1 to Level 2, Level 2 to Level 3 and Level 3 to Level 4 compare? Question 7 options: Level 1 to 2 is least, level 2 to 3 is greatest and level 3 to 4 is middle. Level 1 to 2 is least, level 2 to 3 is middle and level 3 to 4 is greatest. Level 1 to 2 is greatest, level 2 to 3 is middle and level 3 to 4 is least. Level 1 to 2 is middle, level 2 to 3 is greatest and level 3 to 4 is least