asked 83.0k views
2 votes
The most common source of infectious diseases in water supplies is _______. a. algal blooms b. sewage c. surface runoff d. none of the above

asked
User Efosa
by
7.5k points

2 Answers

3 votes

Answer:

Answer is B.

Step-by-step explanation:

Edge 2021

answered
User Jae
by
8.2k points
5 votes

b. sewage just to the test

answered
User Eric Fortis
by
8.0k points
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