D. Consuming a large amount of tea can have negative effects.
Explanation:
The paragraph is dedicated to explaining the con of excessive consumption of tea. The side effect of continous consumption which may not be known to all was pointed out in the second paragraph. The con which was unequivocally stated is the deposition of toxic element in the body system which stems from the aluminum content of the beverage. Moving forward, the paragraph also mention the cost mplain from some quarters about the unpleasant after taste of the beverage.
