Answer:
Hypoxic water got into their waste intact and got into their plants such as the algae, which caused the algae to rot
<h2>Answer</h2>
What are organic compounds
- An Organic compound is any member of a large class of gaseous, liquid, or Solid chemical compounds whose molecules contain carbon.
<h3>#CarryOnLearning</h3>

The answer to your question is indeed (d)
Answer:
top: response bias, middle: question-wording bias, bottom: under-coverage
Explanation: