I need help with the following question for a management paper about Tesla (auto manufacturer): Which of the four building blocks to competitive

I need help with the following question for a management paper about Tesla (auto manufacturer):

Which of the four building blocks to competitive advantage is Tesla's weakest?

The four building blocks are 1) efficiency, 2) quality, 3) customer responsiveness, 4) innovation

Requirements:

a) State the term.

b) Defend the term you gave with at least two supporting points