SAT Reading & Writing · Rhetorical Synthesis
A student has researched ring vaccination strategy and compiled the following notes: - Ring vaccination targets the close contacts of a…
A student has researched ring vaccination strategy and compiled the following notes:
- Ring vaccination targets the close contacts of a detected disease case, and the contacts of those contacts.
- This strategy was a key tool used during the smallpox eradication campaign.
- The approach can conserve limited vaccine supply compared to attempting to vaccinate an entire population at once.
- Rapid case detection and thorough contact tracing are essential for the strategy to work.
- Ring vaccination has also been used during some Ebola outbreak responses.
- Transmission that goes undetected, through contacts who are missed by tracing efforts, can reduce the strategy's effectiveness.
The student wants to explain why ring vaccination depends heavily on strong public health infrastructure. Which choice most effectively uses relevant information from the notes to accomplish this goal?
- Ring vaccination targets the close contacts of a detected disease case, and the contacts of those contacts.
- This strategy was a key tool used during the smallpox eradication campaign.
- The approach can conserve limited vaccine supply compared to attempting to vaccinate an entire population at once.
- Rapid case detection and thorough contact tracing are essential for the strategy to work.
- Ring vaccination has also been used during some Ebola outbreak responses.
- Transmission that goes undetected, through contacts who are missed by tracing efforts, can reduce the strategy's effectiveness.
The student wants to explain why ring vaccination depends heavily on strong public health infrastructure. Which choice most effectively uses relevant information from the notes to accomplish this goal?
Answer and explanation
Answer: C: Because rapid case detection and thorough contact tracing are essential to the strategy, and because transmission missed by tracing efforts can reduce its effectiveness, ring vaccination's success…
The goal specifically asks about dependence on infrastructure, and C is the only choice that names the actual infrastructure-dependent mechanisms, detection and tracing, and connects their failure to reduced effectiveness. A and D each name a historical use case without addressing infrastructure dependency. B names a genuine advantage, vaccine conservation, that doesn't speak to the infrastructure question at all.
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