When we say that "Shakespeare stands the test of time" it means that Shakespeare's performance in his works was so efficient that he managed to be relevant until today.
Explanation:
Shakespeare was a great author, his performance in telling stories that involved the psychological, the reasoning of the characters and opened up themes like betrayal, love, revolt, usurpation, royalty, social intrigue, commerce and so many other elements present in society, made Shakespeare survive time and their works were read, acclaimed and relevant to this day. This reaffirms Shakespeare's importance and talent as a writer.
I think that it would be option C. She made the main female character a devoted mother to her children. If its wrong please do tell so others can know the right answer if i'm ever wrong. I hope this helps you :)