A)

B)

C)

D)

You were correct, the exact answer is A. The others do not equal 23 besides that one. Good job!
Answer:
10.7
Step-by-step explanation:
137,638+52,091 is 189729.
They will need to be it on day 250 because 500/2=250
Hope this helps
Have a happy holidays
Because it will be half2 standard deviation which will include 500-700.
2std will include from 300-700.
so it will be half of 95%.