Immense context clue used determine meaning?

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?

Which option is the most relevant piece of evidence for this claim

3. of all the characters highlighted in the works included in this unit, which one did you relate to or identify with the most in terms of his or her struggles and conflicts? why? what was it about this character that made him or her affect you as he or she did? be sure to point to specific examples from the work to support your response.