Which of these has led to the evolution of mobile marketing? a. a variety of cell phones being available at competitive prices b. advancements in mobile technology c. people using multiple cell phones d. using cell phones in a workplace

Option B. The advancements in mobile technology has led to the evolution of mobile marketing.

Explanation:

With the new technological advancements in mobile phones and devices, the evolution of mobile marketing seems to be border less. Compared to other more traditional forms of marketing, mobile marketing has the great advantage of being more low cost and more effective than the rest strategies. With every new feature that mobile technology makes available for the public,  mobile marketing campaigns become more popular, efficient and used around the world, leading to a bigger evolution of this marketing style.

answer; how people relate to each other and influence each other;

answer; the responsibility of all person, including civilians and contractors;