One disadvantage of using bamboo troughs water for poultry is that they

One disadvantage of using bamboo troughs water for poultry is that they
  • A.
    can be chewed up the birds
  • B.
    are susceptible to algal growth
  • C.
    break easily when they fall
  • D.
    contaminate the water put in them
Correct Answer: Option B
Explanation
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