Based on this article, readers can infer all of the following about professors EXCEPT

a
Professors often receive incorrect written emails from their students.
b
Professors worry about how their students' emails will affect the future.
c
Professors fail students because of students' inability to write correct emails.
d
Professors sometimes make judgments about their students based on the students' emails.

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.

wow there were a thousand people in the concert. that’s great

dependent clause!

example: "before the food gets cold"