What type of punctuation should not typically be used in any kind of formal or professional writing? a. question mark b. apostrophe c. exclamation point d. semicolon

C. Exclamation Point

Explanation:

When writing a formal or professional paper, you need to be prompt, and need to engage the audience in a deliberate manner that shows your expertise. So you really can't be using exclamation points when you are trying to be serious and studious to relay your information to others.

your answer is c) experiments with water vapor showed that elements combine in specific proportions.

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.