Question

2) If the farmer does not have a fan available to use the above method, what
other good option he has?
a. Can use thresher
b. Winnowing can be done in the direction of wind.
c. Heaps can be made in the field and separated by hand.
d. Evaporation and sedimentation can be used
ated by using the filteration​

Answer 1

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Answer 2

Explanation:

option b is correct

winnowing can be done in the direction of wind