Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).
Assertion (A) : Potassium accelerates the translocation of photosynthates from leave to tubers, increase higher root yield in sweet potato.
Reason (R) : The quality characters like starch and protein contents decreases with increase in potassium in sweet potato.
In light of the above statements, choose the most appropriate answer from the options given below: