✔ Correct Answer: C. I must tell you about this

The correct answer to the question “Choose the correct sentence I must tell you in this, I must tell you this, I must tell you about this, I must told you this, All sentences are wrong” is I must tell you about this. This question belongs to Grammar Concepts & Terms in English. Practice the related questions below to master this topic for your FPSC, PPSC and NTS tests.