Choose from among the given alternatives the one which will be a suitable to fill in the blank in most of the sentences.

A. Professional studies have become the ___________ of the rich.
B. Every citizen has the ___________ to speak, travel and live as he pleases.
C. He has a definite _____________ over all his rivals.
D. Sheron no longer has the ____________ of the company’s bungalow and car.