How should you punctuate a restrictive modifier?

Question

How should you punctuate a restrictive modifier?

	A) Use commas to separate it from the rest of the sentence.
	B) Use dashes to separate it from the rest of the sentence.
	C) Add no extra punctuation.
	D) Precede it with a comma and the word which.

Answer 1

No extra punctuation.

Answer 2

The girl who stole the bread is back.

Essential to meaning; no commas or other punctuation.