Greg, a self-employed plumber, commutes from his home to his office which is 10 miles away. At his office, he loads his truck for the day with the parts that he needs. Then he is off to see his first customer of the day, Mr. Smith. Mr. Smith is 5 miles away from the office. After Mr. Smith's job, Greg goes to his next plumbing client, Martin's Dry Cleaning, which is 21 miles away from Mr. Smith. Greg spends the rest of the day at Martin's Dry Cleaning. From Martin's Dry Cleaning, Greg goes home which is now only 7 miles away. How much can Greg count as deductible transportation miles?

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.