4. ensure smooth movernent of traffic.
a. Signal-free roads
b. Road signals
c. Narrow roads
d. More traffic rules int
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0
a is the correct answer of the question because we can move faster on signal free roads
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4
Answer:
a is the correct option
Explanation:
Photosynthesis is the process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar
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