It is normal for some parents to be anxious as F2F is nearly to be implemented. Though they have been vaccinated and even boosted, they can’t just send their kids back to school because of the fear that kids may be infected by the variants of the virus. They knew that the virus has evolved and spread to people for a short time. This virus changed from the so-called original virus to variants. SARS-CoV-2 is the virus that caused Covid-19 which has swiftly spread in many countries around the world.



Based on the paragraph, what caused COVID-19?
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A. Swift spread of the viruses
B. Evolution of SARS-CoV-2
C. Parents’ anxiety
D. Change of original virus to variants
9. Which of the following sentences states an effect?
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A. Parents are anxious of F2F implementation.
B. SARS-CoV-2 is the virus that caused Covid-19.
C. Original viruses evolved.
D. None of the above.
10. Typhoon AGATON washed away houses, and as a result, the family had to move to the next Barangay. What states the cause in the sentence?
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A. Typhoon AGATON washed away houses.
B. The family had to move to the next Barangay.
C. Both A and B
D. None of the above​