Task: Question Answering
Input (English): A drinking water reservoir for a small town develops a blue-green algae bloom. The town hires a company to eliminate the problem. Which of the following should the company investigate first as a likely source of the problem?  
 (A) a pit where granite is ground up into gravel (B) a neighborhood where lawn chemicals are used (C) a junkyard where old cars are salvaged for parts (D) a grain elevator where corn and soybeans are stored
Output (English): B