Why was the color yellow chosen for the Maio Amarelo campaign? The color yellow was chosen because it is the color of warning in traffic. The colo...

Why was the color yellow chosen for the Maio Amarelo campaign?

The color yellow was chosen because it is the color of warning in traffic.
The color yellow was chosen because it is the color of the sun.
The color yellow was chosen because it is the color of happiness.
a) Only statement I is correct.
b) Only statement II is correct.
c) Only statement III is correct.
d) Statements I and II are correct.
e) Statements I and III are correct.