多项选择题
A.public class MinMax<?> {
B.public class MinMax<? extends Number> {
C.public class MinMax<N extends Object> {
D.public class MinMax<N extends Number> {
E.public class MinMax<? extends Object> {
F.public class MinMax<N extends Integer> {
单项选择题 Given: What is the result?（）
单项选择题 A programmer has an algorithm that requires a java.util.List that provides an efficient implementation of add(0, object), but does NOT need to support quick random access. What supports these requirements?（）
单项选择题 Given: Which method will complete this class?（）
