Which of the following statement is true about k$-$NN algorithm?

k$-$NN performs much better if all of the data have the same scale.

k$-$NN works well with a small number of features $($X$\text{'}$s$),$ but struggles when the number of inputs is very large

k$-$NN makes no assumptions about the functional form of the problem being solved

Question $23$ options:

I and III

Only I

All of the above

I and II