Pick the most suitable answer from the choices below.
The number of waterborne disease cases reported was:
January – 2 cases,
February – 3 cases,
March – 8 cases,
April – 15 cases,
May – 40 cases, and
June – 55 cases.
January – 2 cases,
February – 3 cases,
March – 8 cases,
April – 15 cases,
May – 40 cases, and
June – 55 cases.
Answer variants:
June
Boiling water, cleaning tanks, proper drainage
January
Contaminated water due to rainfall
Oxygen–carbon balance
1. When were cases highest?
2. When were cases lowest?
3. Why do cases rise sharply after April?
4. What preventive steps help?