Choose the Correct Relative Pronoun

The candidate _______ wins the popular vote, is not always elected.

The guitar is an instrument ________ really excites me.

I don’t like people _______ lose their tempers easily.

New Delhi, _______ has a population of over 20 million, is a big city.

Many of the veterans __________ had been in Vietnam, got strange diseases.

The gun __________ Tim had in his hands, was not loaded.

My friend, _______ is a doctor, had to operate yesterday.

The diamond, ________ had formerly belonged to an Oriental prince, was sold at Sotheby’s.

The tiger ______ killed the man, was a man eater.

The work, ____ was done on the car, had no value to us.