What was dan cody's flaw? how might this relate to gatsby

Is the sentence “ironically, although approximately seventy-one percent of the earth is covered by water, thirty-three percent of its land area is desert.” a phrase or a clause?

Ais a group of individuals of the same that exist in the same place at the same time

Which sentence uses all its nominative case pronouns correctly? a we live on the same street b them and rachel are good skaters. c the redskins fans in the family are fred and me d have joanne and him played tennis together before?