can you show your work on how to solve this?

17. Jamal decides to survey 16 of his friends to see which of them are registered to vote. Let X = the number of people who are registered to vote. 70% of U.S. adults are registered to vote. a. What distribution is this? (Binomial, Poisson, or other discrete probability distribution?) b. Write the distribution of X using mathematical notation. Include the two numerical parameters