2. In the ancient Chinese mathematical classic ``The Nine Chapters on the Mathematical Art,'' there is a problem called ``Grain and Chaff Separation'': A grain warehouse receives 1534 shi of rice. Upon inspection, the rice contains chaff. A sample of one handful of rice is taken, and among 254 grains, 28 are chaff. Estimate the amount of chaff in this batch of rice as\\
A. $ 134$ shi\\
B. $ 169$ shi\\
C. $ 338$ shi\\
D. $ 1365$ shi\\