In the following question, the sentence given with a blank is to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.
Your_______ and attitude rather than your position and possessions ultimately decide your success and happiness.

Let's look at the meanings of the given words:
Disposition: A person's inherent qualities of mind and character; temperament or outlook. This forms a perfect pair with "attitude".

Revolution: A forcible overthrow of a government or social order.

Abrogation: The repeal or abolition of a law, right, or formal agreement.

Adjuration: A solemn oath or an earnest urge or command.

Based on the context of personal mindset, success, and happiness, 'disposition' fits perfectly.