Answer:
2.64%
Explanation:
Incidence rate = Total number of new cases of specific disease/Total number of population at risk
Incidence rate= 12/454 *100
=0.02642 * 100= 2.64% to 2 decimal place
The answer is A. That is the most reasonable answer and I’m so sorry if it’s wrong. Hope that helps. Feel free to ask me more questions!!
:)
A is wrong