Take a W or a 2.6?

I am a sophomore at UW. This quarter I started taking calculus based physics. Although the usual route for pre-health students at UW is to take algebra based physics, for my major it is recommended to take the calc based series. However, I didn't know that the calc based series is designed for engineering and physics students, so it is a very rigorous and fast paced class. Unfortunately with the other classes I am taking, I am not doing well in the class. Right now I am at about a 2.6-2.9 and...

Take a W or a 2.6?