阅读下面短文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项。
C
What is your favourite colour? Do you like yellow, orange or red? If you do, you must be an active person who enjoys life．Do you like blue? Then you may be quiet, shy and prefer following to leading.
Colours influence our moods．There is a relationship between colours and moods．A yellow room makes people feel cheerful and more relaxed than a dark green one; and a red dress brings us warmth and joy on the saddest winter day．Black is depressing (令人压抑的)．There was a black bridge over River Thames．The number of people who killed themselves on that bridge used to be larger than that on any other bridge in the area---until it was repainted green．
Light and bright colours make people not only happier but also more active．In the factory, the workers will work better, harder, and have fewer accidents when their machines are painted orange rather than black．
An active person may like ________.

A．yellow, orange or red

B．yellow, black or red

C．orange, blue or black

D．green, blue or brown

Most people feel more _______ in a yellow room than in a dark green one.

A．tired

B．bored

C．relaxed

D．worried

Why did more people kill themselves on the black bridge than on any other bridge?

A．Because the bridge was too crowded．

B．Because people didn’t like the bridge.

C．Because the colour of the bridge was depressing．

D．Because no one saved them.

In the factory, when the machines are painted orange, the workers will work ______.

A．worse

B．harder

C．more slowly

D．more carelessly

Which is the best title for the passage?

A．Your Favourite Colour

B．The Secret of Colour

C．The Colour of A Bridge

D．Stop People from Killing Themselves