(c) how many of these portfolios contain at most one stock priced above $100

The "Dogs of the Dow" are the stocks listed on the Dow with the highest dividend yield. The following table shows the top 10 stocks of the "Dogs of the Dow" list for 2021, based on their performance the preceding year. Price ($) as Yield as of Symbol Company 12/31/2020 12/31/2020 CVX Chevron 84.45 6.11% IBM IBM 125.88 5.18% DOW Dow 55.50 5.05% WBA Walgreens 39.88 4.69% S Verizon 58.75 4.27% MMM 3M 174.79 3.36% CSCO Cisco 44.39 3.24% MRK Merck 81.80 3.18% AMGN Arngen 229.92 3.06% KO Coca-Cola 54.84 2.99% You decide to make a small portfolio consisting of a collection of 6 of the top 10 Dogs of the Dow. (a) How many portfolios are possible? 210 portfolios (b) How many of these portfolios contain DOW but not MMM? portfolios (c) How many of these portfolios contain at most one stock priced above $100? 2 X portfolios