When sitelinks are set at both the campaign and ad group level, which will be displayed?

When sitelinks are set at both the campaign and ad group level, which will be displayed?

A) Sitelinks related to the query searched.
B) Sitelinks with the highest ad rank.
C) Sitelinks from both the campaign and ad group.
D) Sitelinks at the ad group level.

Answer: D