Approximately 95 percent of Americans carry a mobile phone with them—about how many of these mobile phones are smartphones?

A. less than 1/2
B. more than 3/4
C. only 1/3
D. more than 98 percent

D. more than 98 percent

To determine approximately how many of the mobile phones carried by Americans are smartphones, we can eliminate answer choices that are less likely. Options A and C are less than half and one-third respectively, which are smaller percentages compared to the given statistic of 95 percent.

Option B states that more than 3/4 of Americans carry smartphones, which is larger than 95 percent. Thus, we can eliminate this option as well.

The most likely answer is option D, which states that more than 98 percent of Americans carry smartphones. This is the closest percentage to the given statistic of 95 percent.