Business Return and Audit Defense

Hello everyone,
just double checking: to officially file my returns with the IRS,
1. I need to  file my Schule K1s business return (1065)  and also file my 1040 in Home and Business? 
2.If I buy Audit defense, Is the purchase provide defense for  both my business return (1065) as well as my personal return (1040). I don't have to pay twice? Pls Advice.