I need help answering this question (a,b,c &d)

14. The random variable x has the following discrete probability distribution. Complete parts a through d. X - 5 2 5 8 9 p(x) 0.2 0.1 0.3 0.2 0.2 a. List the values that x may assume. (Use ascending order.) b. What value of x is most probable? c. What is the probability that x is greater than - 4? (Type an integer or a decimal.) d. What is the probability that x = 0? (Type an integer or a decimal.)