He has now spent a couple of days______around Jerusalem with

C 他已经花了几天时间在耶路撒冷逛,手里拿了个老的破旧的相机.
A look around环顾的意思,不太恰当

A
他现在已经手里拿着一张磨损的老照片在耶路撒冷寻找了一些天了.
look around means looking for something everywhere
walk around don't have the meaning of looking for
from your next question, I can feel he is looing for somewhere where the photo is taken, so A is better than C