Which of the following statements is not an example of how the building of railroads affected buffaloes?

A.

Hunters and trappers killed thousands of buffaloes for their hides.

B.

Tourists joined parties to hunt buffaloes near rail lines.

C.

Railroads built lines that disrupted buffalo grazing grounds.

D.

Federal agencies created reserves to protect buffalo herds near rail lines.

The correct answer is option D "Federal agencies created reserves to protect buffalo herds near rail lines". Federal agencies creating reserves is not something that would affect buffaloes, on the contrary, this is a good initiative to protect buffaloes from the building of railroads. Reserves are designed to avoid human interaction with buffaloes, which is positive for his protection.