When you condemn something, you give reasons to why something is bad, when you endorse something, you are promoting it.
So, in this passage, it first condemns other pizza restaurants, then endorses one.
So, "D" is the answer.
I hope this helps!
~kaikers
The bolded word here is the BESTSELLER. This kind of complement is a direct object complement. The adjective overnight denotes to the object bestseller which is an adjective. Another adjective complements another adjective, thus, the term direct object.