Please help with economics will mark brainliest 100 points

Jillian wants to plan her finances because she wants to create and maintain her tax and credit history. she also wants to chart out all of her financial transactions for the past federal fiscal year. what duration should jillian consider to calculate her finances? from (march or january )to (december or april)?

Experienced problem solvers always consider both the value and units of their answer to a problem. why?

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.