Please provide complete solutions and answers so that I can fully understand and study well. Also have a readable penmanship, thank you.

A. Construct the probability distribution for the random variables described n each of the following situations. Draw the corresponding histogram for each probability distribution. 1. Random variable X, which corresponds to the number of pens that you have in your bags. 2. Random variable Y, which corresponds to the number of pets you have at home. B. Using the information in activity A, determine the following probability: 1. 3 pets 2. At most 2 pens 3. At least 1 pet and at most 2 pens