Examples of regional pollution are:

Correct answer: C. Both (a) & (b)

  • A. Acid rain
  • B. Smog
  • C. Both (a) & (b)
  • D. None of these

Explanation

Acid rain and smog can spread across areas larger than their emission sources and are therefore commonly treated as regional forms of pollution. They contrast with global pollution such as the enhanced greenhouse effect.

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