I’d have noticed something （） wrong if I had been there.(a) had been (b) was (c) has been (d) is

I’d have noticed something （） wrong if I had been there.(a) had been (b) was (c) has been (d) is
I’d have noticed something （） wrong if I had been there.
(a) had been (b) was (c) has been (d) is

I’d have noticed something （） wrong if I had been there.(a) had been (b) was (c) has been (d) is
选B
这里something was wrong是notice的宾语从句,主句是I would have noticed,这是个过去时态,所以宾语从句用一般过去时.