The answer on E2020 is A: Rolling a six-sided number cube 24 times and recording if a 4 comes up.
Answer: Option 'D' is correct.
Step-by-step explanation:
Since we have given that
Upper P (Upper B vertical line Upper A)
means

It means that probability of getting event B given that Event A is occurred.
D. The probability of event B occurring, given that event A has already occurred. is also expressed as 
Hence, Option 'D' is correct.
thats cool did you want to ask a question though?