The correct option is
C Havoc
The given word 'mayhem' means 'random or deliberate violence or damage'.From the options, Option B: 'havoc' also means 'ruinous damage' and it best expresses the meaning of the given word. Hence option B is correct.
Option A: 'Jubilation' means 'a feeling of joy'.
Option C: 'Excitement' is 'a state where one's emotions are aroused'.
Option D: 'Defeat' means 'to overthrow someone in a contest or election'.
These words do not mean the same as the given word, hence options A, C and D are incorrect.