After Segmenting Your Client's Conversion Data for a Shopping Campaign

After segmenting your client's conversion data for a Shopping campaign, you see that mobile is driving 10 percent of sales. What should you do to optimize the campaign for this client, a children's clothing retailer that sells its merchandise online and in stores?

A) Set a mobile bid adjustment that accounts for the amount in sales that mobile is driving.
B) Create separate shopping campaigns for desktop and mobile, budgeting the same amount for each campaign.
C) Create a separate Shopping Campaign for mobile targeted to locations where your client has a physical store.
D) Set a desktop bid adjustment that accounts for the amount in sales that mobile is driving.