I believe it is the first option
True. Your thesis statement should give your audience a general idea about what you are about to tell them.
Answer:
A vacuum breaker is an attachment commonly placed on a bibcock valve or toilet or urinal flush valve, that prevents water from being siphoned backward into the public drinking water system. This prevents contamination should the public drinking water system's pressure drop.
Explanation:
I believe cancer causes death for all age groups because it's something that any age can get
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