Identify the most specific set to which each of the following numbers belongs:(5 points)

Put responses in the correct input to answer the question. Select a response, navigate to the desired input and insert the response. Responses can be selected and inserted using the space bar, enter key, left mouse button or touchpad. Responses can also be moved by dragging with a mouse.
0
0.121212...
47−−√
-9
144−−−√

0: Natural numbers, Whole numbers, Integers, Rational numbers, Real numbers

0.121212...: Rational numbers, Real numbers
−−−√47: Irrational numbers, Real numbers
-9: Integers, Rational numbers, Real numbers
144−−−√: Irrational numbers, Real numbers