What is the dogs breed name which is a mix of rotwiller and dobaman

The answer is d because , safety almost always works, to prevent stds and pregnancy

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Pretty sure this would be b. the rest are trick questions. the bystanders  won't go near you if u have cpr cuffs that could hurt them. the dog will back off because the sound will scare him. and the vomits just a stupid trick. if there is that much slober and vomit on the guy hes either choking on it, or just take off his shirt. 

Answera tightly sealed house with an unvented water heater;