I remembered the woman. I saw her at Mary's birthday party last week. A. I remembered the woman whom I saw at Mary’s birthday party last week. B. I remembered the woman that I saw her at Mary

I remembered the woman whom I saw at Mary’s birthday party last week.

I remembered the woman that I saw her at Mary’s birthday party last week.

I remembered the woman who I saw her at Mary’s birthday party last week.

I remembered the woman which I saw at Mary’s birthday party last week.