Question

Which sentence is clear and correct?

The reason I'm emailing you is that I am interested in taking the course Intro
to Professional Writing.
•The reason I'm emailing you is because I am interested in taking the course
Intro to Professional Writing.
DE
The reason I'm emailing you is due to lam interested in taking the intro to professional writing ​

Answer 1

the second sentence!

Step-by-step explanation:

Honestly, all of them need commas but the one that is most grammatically correct is the second sentence.