Astate park charges $5 per car plus $1 per person as an admission fee. the total charged for a car with x people is f(x)=x+5. how will the graph of this function change if the per car charge is changed to $8 per car?
a. the line will shift vertically down by $3
b. the line will shift vertically up by $3.
c. the line will shirt vertically up by $8.
d. the line will shift vertically down by $8.

While cell phones with holographic keyboards are currently in the introduction stage of the industry life cycle, tablet computers are in the growth stage. in the context of this scenario, which of the following statements is true? a. the industry for cell phones with holographic keyboards will face greater competition than the tablet industry. b. while the industry for cell phones with holographic keyboards will focus more on product innovation, the tablet industry will focus more on process innovation. c. while the industry for cell phones with holographic keyboards can reap the benefits of economies of scale, the tablet industry will experience no such benefits. d. the industry for cell phones with holographic keyboards will face price competition, whereas, in the tablet industry, the mode of competition will be non-price.