I need help with my homework question.

Roberto, Clarice, Marco, and John work for a publishing company. The company wants to send two employees to a statistics conference. To be fair, the company decides that the two individuals who get to attend will have their names drawn from a hat. This is like obtaining a simple random sample of size 2. (a) Determine the sample space of the experiment. That is, list all possible simple random samples of size n = 2. (b) What is the probability that Roberto and Clarice attend the conference? (c) What is the probability that Roberto stays home? (a) Choose the correct answer below. (Note that each person is represented by the first letter in their name.) O A. RC, RM, RJ O B. RC, RM, RJ, CM, CJ, MJ O C. RC, RM, RJ, CM, CJ, MJ, RR, CC, MM, JJ O D. RC, RM, RJ, CM, CJ, MJ, CR, MR, JR, MC, JC, JM (b) The probability that Roberto and Clarice attend the conference is. (Type an integer or a simplified fraction.) (c) The probability that Roberto stays home is. (Type an integer or a simplified fraction.) Click to select your answer(s). ?In a poll, 3 random sample of 2163 adults (aged 18 and over) was asked, "When you see an ad emphasizing that a product is made in your country, are you more likely to buy it, less likely to buy it, or neither more nor less likely to buy it?" The results of the survey are presented in the side-byside graph. Complete parts (a) through (d) below. Likelihood to Buy when Made in Home Country ' Q ' . m _. . 9.0. m Rel t've Frequency o :n . (a) What proportion at 18- to 34-year-old respondents are more likely to buy when made in their country? What proportion of 35- to 44-year-old respondents are more likely to buy when made in their country? The proportion of 13- to 34-year-old respondents is The proportion of 35- to 44-year-old respondents is