रस्ते वाहतूकीच्या संदर्भात खालीलपैकी कोणते विधान बरोबर आहे ? (a) रस्ते वाहतूकीमुळे हवा आणि आवाजाचे प्रदूषण वाढते. (b) रस्ते वाहतूकीची व्याप्ती मर्यादीत आहे.

The correct answer is Option A (Only (a)).

Key Points:
• Correct Option Evaluation: The correct answer is option (1) Only (a).
• Road Transport Characteristics:
• Statement (a): Road transport significantly contributes to urban air pollution (via vehicular carbon emissions) and noise pollution (due to traffic horns and engines). (Correct)
• Statement (b): Road transport in India does not have a limited scope; in fact, India has the second-largest road network in the world, carrying a massive share of passenger and freight traffic. Hence, statement (b) is incorrect.
• Analysis: Roads provide door-to-door service and reach remote rural interiors where railways or airways cannot penetrate, giving it an expansive, highly crucial scope in India.
• Exam Insight: India's road network spans over 63 lakh kilometers, making road transport a dominant pillar of national logistics.
• Key Takeaway: Road transport increases air and noise pollution (statement a), but its scope in India is vast, not limited.