Having a positive social media image means using slang or acronyms when messaging teachers
saying unkind things about someone via text message
writing without using proper spelling and punctuation
having a respectable email address for school

Having a positive social media image means...

having a respectable email address for school

Explanation:

When messaging teachers, you definitely want to be polite. That means no slang, no acronyms. Next, try not to ever say anything unkind through text messaging, especially because it can be taken the wrong way. Lastly, always try to use correct spelling and punctuation. So, the only answer we have left is  having a respectable email address for school, which is right because you do want to have a respectable email address for school.

Hope this helps! If you have any additional questions, please don't hesitate to ask me or your teacher to be sure you master the subject. Stay safe and please mark brainliest!

answer: a

explanation: