Which of these is an example of machine language?

Machine language is a low-level programming language consisting of binary code that can be directly executed by a computer processor. Therefore, any example containing binary code would be considered machine language. Here is an example:

01001000 01100101 01101100 01101100 01101111 00100000 01110111 01101111 01110010 01101100 01100100 00100001 (Hello world!)