Technician a says that if a valve is open when a piston rises to the very top of a cylinder, the piston may actually strike the valve head and cause serious engine damage. technician b says if the camshaft is located in the engine block, then the engine is called an overhead valve engine, ohv engine, or an in-block camshaft. who is right? a. both a and b b. b only c. neither a nor b d. a only i think it's d. a only but i'm not sure

To appeal to a new target market, the maker of hill's coffee has changed the product's package design, reformulated the coffee, begun advertising price discounts in women's magazines, and started distributing the product through gourmet coffee shops. what has been changed? a. the product's perceptual value. b.the product's 4ps. c. the method used in its target marketing. d. the ownership of the product line. e. the product's utility.