They could go with Delilah Jim or Elaine and Debby Sandra and Lynn could go with us. a. They could go with Delilah, Jim, or Elaine, and Debby, Sandra, and Lynn could go with us. b. They could go with Delilah, Jim, or Elaine: and Debby, Sandra, and Lynn could go with us. c. They could go with Delilah; Jim; or Elaine; and Debby; Sandra; and Lynn could go with us. d. They could go with Delilah, Jim, or Elaine; and Debby, Sandra, and Lynn could go with us