Which sentence that has a subject complement
a i felt much better
b we can't leave without seeing her
c the nurse felt my pulse
d the day ended with many surprises

"I felt much better" is the one sentence among the following choices given in the question that has a subject complement.

I think its A or D; the reason I think it might D is because is that "many surprises" might be a complement to day the subject. I think A would the answer because "I" the subject is complemented by better  sorry I hoped this help somewhat. 

Ithink the answer is c. detached.