Assuming you are not using any bid adjustment and you value mobile traffic over desktop, which bid adjustment should you set?

Ads above the results get more prominent notice with desktop screens. There are also no ads on the right-hand side[...]

Google’s mobile app promotion template ads to be automatically excluded from showing to users who have already downloaded the advertisers[...]

Mobile conversions Utilization of mobile ad formats, extensions, app and mobile site design best practices App downloads, calls, store visits,[...]