Grammar: Section 1. Passive or Active Voice. Choose the correct option for the active and passive sentences.
The Ministry of Health is vaccinating medical staff to reduce the risk of coronavirus. Unfortunately, many people with high-risk diseases have not yet received the vaccine.
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A. The Ministry of Health is vaccinating medical staff to reduce the risk of coronavirus. Unfortunately, the vaccine has not yet received by many people with high-risk diseases.
B. Medical staff is being vaccinated to reduce the risk of coronavirus. Unfortunately, many people with high-risk diseases have not yet received the vaccine.
C. The Ministry of Health is vaccinating medical staff to reduce the risk of coronavirus. Unfortunately, the vaccine has not been yet received by many people with high-risk diseases.
D. Medical staff is being vaccinated to reduce the risk of coronavirus. Unfortunately, the vaccine has not been yet received by many people with high-risk diseases.

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