If a lake became too acidic, which of the following describes the best way that scientists could determine how to make the lake more
neutral?
A. Dump a large quantity of a base, such as sodium hydroxide, into the lake.
B. Use samples of the lake water as models for testing the results of adding various chemicals.
C. Siphon off the acidic portions of the lake and leave the rest of the water alone.
D. Double the amount of water in the lake, so the acidity will be diluted.
