"An online survey of 3000 randomly-selected teenagers from across the state shows three out of five teenagers participate in extracurricular activities." Select two statements that are true.

A
The population of the survey was teenagers across the state.

B
The population of the survey was five teenagers.

C
The sample of the survey was 3000 teenagers.

D
The sample of the survey was three teenagers.

E
The population of the survey was 3000 teenagers.