Which additional word or words in the sentence should be capitalized ?

where in florida did ponce de leon search for the fountain of youth?

choose all answers that are correct .

a youth
b fountain
c the
d florida

hey u think u can me with a summary? ?

b) many students envied isabella's ability to run hurdles, throwing the javelin and running in the relay race. that is the correct answer. hoped it .

i would say a because the main idea is what the author is the point the author is trying to get across.