The word 'tyranny' means 'absolute power.' The meanings of the words are:
Contend ⇒ struggle to surmount (a difficulty)
Democracy ⇒ a system of government by the whole population or all the eligible members of a state, typically through elected representatives.
Constitute ⇒ form
Ancillary ⇒ in addition to the main unit
Option 2 is the correct answer.