e Physics Club executive committee at ESU Enormous State U consists of four members of whom one is designated as chairperson and two as secretaries There are five people available to serve on the comm hich of the following are valid decision algorithms to count the number of possible committees that can be formed Step 1 Choose a person to exclude from the committee 1 choice O Valid Step 2 Choose a chairperson 1 choice Invalid Step 3 Choose an ordinary member 3 choices Step 1 Choose a person to exclude from the committee 5 choices Valid Step 2 Choose a chairperson 5 choices Invalid Step 3 Choose an ordinary member 4 choices Step 1 Choose an ordinary member 5 choices Step 2 Choose a chairperson 4 choices Step 3 Choose a person to exclude from the committee 3 choices Valid Invalid Step 1 Choose a person to exclude from the committee 5 choices Valid Step 2 Choose a chairperson 4 choices O Invalid Step 3 Choose an ordinary member 3 choices