She is my mother-in-law. Which punctuation mark is used in the sentence?

🧠 Explanation:

In “She is my mother-in-law,” a hyphen is used for clarity. For English students, this highlights punctuation, making it a key topic for studying grammar, linguistic clarity, and communication. Hyphens link words. Understanding this improves writing precision. It’s essential for mastering punctuation in communication. Studying hyphens offers insights into how punctuation clarifies meaning, crucial for English, journalism, and communication.