Error in Dot Product Quiz : Deep Learning GUVI - #101Getting started

Actually for this question i am unable to understand the question itself. Pls help me out.

Strange. Dot product will be a scaler, not a vector as specified in answer choices

yah brother, same doubt i have too

Hi @R.Balakrishnan,
Sorry for this quiz question, this one is an error from our end. The question itself is incorrect.

ok.So what can i do? Please reply sir