Look at the dictionary definition for the word contemplated. contemplated / ˈkän-təm-ˌplāt-ɪd / verb: considered with continued attention

Based on this definition, which sentence is the best use of the word contemplative?

He was seated in a contemplative pose in the quiet library.

We watched the contemplative television show before heading to bed for the night.

We were not very contemplative about the unfamiliar subject.

Her contemplative speech was rather unfocused.