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Traffic signals at expressway on-ramps use what color of lights. A. yellow and green B. yellow and red C. red and blue D. red and green
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43 votes
43 votes
Traffic signals at expressway on-ramps use

what color of lights.
A. yellow and green
B. yellow and red
C. red and blue
D. red and green

User Har
by
2.6k points

2 Answers

18 votes
18 votes

Answer:

D

Reason:

Red had been used to indicate danger, so they decided that green would mean go.

User Abdul Alim Shakir
by
3.2k points
19 votes
19 votes
Answer: Red and Green

Explanation: View photo from a government traffic website!
Traffic signals at expressway on-ramps use what color of lights. A. yellow and green-example-1
User Andi Droid
by
3.2k points
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