5 offseason questions looming for D-backs

Goldschmidt's 33rd HR of season PHOENIX -- The D-backs had planned to still be playing this week, but a disappointing finish got them started on the offseason early.

As the front office continues its end-of-the-year meetings, here are five questions the D-backs have to answer this offseason.

1. What went wrong in September?

While most of the questions will focus on the future, the D-backs initially have to glance in the rearview mirror and figure out what caused their September swoon.

It's easy to point a finger at the bullpen, but the answer is likely to be more nuanced than that, and involves other aspects of the team, like the offense and collective mindset. Essentially, the D-backs have to…