Select the correct statement: A.) The critical z-score for a two-sided test at a 10% significance level is 1.23.
B.) The critical z-score for a left-tailed test at a 14% significance level is -1.08.
C.) The critical z-score for a right-tailed test at an 18% significance level is 0.57.
D.) The critical z-score for a two-sided test at an 18% significance level is 1.95.

Afriend of mine is giving a dinner party. his current wine supply includes 10 bottles of zinfandel, 8 of merlot, and 11 of cabernet (he only drinks red wine), all from different wineries. (a) if he wants to serve 3 bottles of zinfandel and serving order is important, how many ways are there to do this? ways (b) if 6 bottles of wine are to be randomly selected from the 29 for serving, how many ways are there to do this? ways (c) if 6 bottles are randomly selected, how many ways are there to obtain two bottles of each variety? ways (d) if 6 bottles are randomly selected, what is the probability that this results in two bottles of each variety being chosen? (round your answer to three decimal places.) (e) if 6 bottles are randomly selected, what is the probability that all of them are the same variety? (round your answer to three decimal places.)