Given a list, such as, L=[[1,2,3],[4,5,6]] write code to reference by loop iteration and print individual elements within L[1], i.e., elements 456 such as the output is: Por ejemplo: Respuesta: (sistema de penalizacin: 0,10,20,% ) Reiniciar respuesta 1. \# Given the following list, complete the code: 2.[=[1,2,3],[4,5,6]]