Can you help me understand this please with work?

Homework: HW 3 - Decision Trees Save Score: 0 of 1 pt 7 of 19 (6 complete) HW Score: 31.58%, 6 of 19 pts Instructor-created question # Question Help A company is planning file modifications and a transfer and is concerned about the difficulty. The company believes there is a 20% chance the file modifications will be easy, a 40% chance that they will be moderately difficult, and a 40% that they will be extremely difficult. Based on old files, modifications will be extensive or minor. Suppose the probabilities are as follows: P(Minor|Easy) = 0.80 P(Minor|Moderately Difficult) = 0.50, and P(Minor|Extremely Difficult) = 0.20. What is the probability that the difficulty of the file modifications and transfer will be extremely difficult given that the modifications required are minor? O A. 0.44 O B. 0.18 O C. 0.08 O D. 0.22