Which information would best be shown on a line graph?

the amount of money spent at each of the mall’s stores on president’s day
the increase in bicycle commuters over the past four years
the numbers of cat, dog, and ferret owners in the united states
the number of fuel-efficient and gas-guzzling cars registered in your town

either online or traditional classroom can work for students. which is better will depend on students and teacher. students may have trouble following a lesson in classroom while they can study at their own pace online. other students may have trouble staying focus on their own in online classes. teachers are more used to classroom teaching but they may also be more worry about their jobs teaching online classes and work harder.