Given a class Repetition: Which code should be inserted at line 1 of Demo.java to compile and run Demo to print "pizzapizza"?()
A:import utils.*;
B:static import utils.*;
C:import utils.Repetition.*;
D:static import utils.Repetition.*;
E:import utils.Repetition.twice();
F:import static utils.Repetition.twice;
出自:Oracle认证