The entire first period class agreed that yesterday’s algebra homework which the teacher assigned was a really fun challenge. how should the writer revise the punctuation in the sentence so that it is grammatically correct?

The answer to your question would be that the writer should revise the punctuation in the sentence for it to be grammatically correct in the following way: The entire first period class agreed that yesterday's algebra homework, which the teacher assigned, was a really fun challenge.

The information introduced by the relative clause "which the teacher assigned" should be offset with commas because it is nonessential. If it was dropped, the meaning of the sentence would not be altered (a)

a) The entire first period class agreed that yesterday's algebra homework was a really fun challenge.

i think she wanted to protect her children from the extreme racism of the american south.

his tongue, i believe, was bloody and hanging out of his mouth.

he looked as if he were hungry.

he has several wolf-like qualities; a gray coat, sharp claws and yellow fangs.

those eyes made me feel, dear reader, like the end was near.

as i reached for a stick, he moved to the other side of the hill.

panting and hungry, he looked at me, a defenseless human and he snarled.

well i said my prayers, however, he simply turned and limped off.