Sam wants to focus his advertising goals on lead generation based on users completing an inquiry form. How can he use DoubleClick Search to do this?

Home DoubleClick Search Campaign Management Assessment Sam wants to focus his advertising goals on lead generation based on users completing an inquiry form. How can he use DoubleClick Search to do this?

Set a campaign goal, then a revenue goal with user purchase as the conversion source.
Automate his direct programmatic ad buying.
Set a campaign goal, then a conversion goal with form completion as the conversion source.
Create a Dynamic Ad Insertion goal.