What term defines internet applications that people connect with each other through a virtual environment by providing them with a collection of online tools?
a. blogs
b. forums
c. podcasts
d. social networks

Write a program that reads a file consisting of students’ test scores in the range 0–200. it should then determine the number of students having scores in each of the following ranges: 0–24, 25–49, 50–74, 75–99, 100–124, 125–149, 150–174, and 175–200. output the score ranges and the number of students. (run your program with the following input data: 76, 89, 150, 135, 200, 76, 12, 100, 150, 28, 178, 189, 167, 200, 175, 150, 87, 99, 129, 149, 176, 200, 87, 35, 157, 189.)

Facial expressions and gestures are examples of messages.

1. for which of the following are you not required to signal beforehand? a. changing lanes b. speeding up c. stopping