Question

Which of these is an advantage of surface mining? A. Runoff from surface mines can pollute local watersheds. B. Working aboveground increases safety for miners. C. Surface mines have shafts that can collapse, trapping miners. D. Surface mines change the environment where they are located.

Answer 1

The correct answer is option B, Working above ground increases safety for miners

Step-by-step explanation:

Of all the given options, only option B mentions about the advantage of surface mining while rest all options outline the negative impacts of surface mining. A surface mining leads to the pollution of nearby streams and rivers due to the release of contaminated slurry. Also surface mine negatively impact its surrounding as they cause immense noise and vibration. Also mines are not stable and thus can get demantle at any point of time.