单项选择题
A.[1,2,3].map(x * x);
B.var result = values.sort((a, b) => a - b);
C.const numbers = (...nums) => nums;
D.let insert = (value) => ({into: (array) => ({after: (afterValue) =>{array.splice(array.indexOf(afterValue) + 1, 0, value);return array;}})});