List-I | List-II | ||
(A) | Air pollution | (I) | Urban run-off |
(B) | Water pollution | (II) | Advertising media |
(C) | Land pollution | (III) | Combustion of biofuels |
(D) | Noise pollution | (IV) | Improper human activities |
Fill in the blank with the correct option:
She has been working here __________ five years.