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Please read the description below and answer questions 2 through 7 (select the most appropriate option): In one particular neighborhood in the city, there were 50 individuals on Oct 1, 2020. None of these 50 individuals were diagnosed with COVID-19 so far. The following happened from Oct 1 through Oct 10. i. Individual 1: was diagnosed with COVID-19 on Oct 02 and remained positive when last tested on Oct 10. ii. Individual 2: was diagnosed with COVID-19 on Oct 05 and remained positive when last tested on Oct 10. iii. Individual 3: was diagnosed with COVID-19 on Oct 09 and remained positive when last tested on Oct 10. iv. Individual 4: was diagnosed with COVID-19 on Oct 09 and remained positive when last tested on Oct 10. v. Individual 5: was diagnosed with COVID-19 on Oct 02 and passed away from COVID-19 complications on Oct 08. vi. Individual 6: did not have COVID-19; however, passed away from some other illness on Oct 08. vii. Other than the six people listed above, the remaining individuals in the neighborhood did not test positive for COVID-19, and were alive and well on Oct 10. The incidence rate (incidence density) of COVID-19 in the neighborhood during the period from Oct 1 through Oct 10 is Oa. 1,348 per 100,000 person-days Ob. 853 per 100,000 person-days Oc. 22,727 per 100,000 person-days Od. 1,066 per 100,000 person-days