With Social Extensions, How Are +1's Calculated for Your Ad

With social extensions, how are +1's calculated for your ad and Google+ page?

A) Only +1's from your Google+ page is showing in the count that is visible on your ad.
B) Any +1 on your ad is displayed as a part of your display campaigns, but has no bearing on your quality score or Ad Rank.
C) Only +1's from your ads are calculated, your Google+ page is considered a separate campaign.
D) Any +1 on your ad applies to your Google+ Page as well. All +1's from your Google+ Page are also applied to your AdWords ads.