The number of DVDs in a random person’s home collection is counted for a sample population of 80 people. The

The number of DVDs in a random person’s home collection is counted for a sample population of 80 people. The mean of the sample is 52 movies, the entire population is known to have a standard deviation of 12 movies. Assuming a 99% confidence level, find the margin of error.
A) 59.4671 B) 2.6296 C) 38.6536 D) 3.4547​