What are common punctuation marks and their uses?

Answer: Key punctuation marks include:

• Period (.): Ends declarative sentences.
• Comma (,): Indicates a pause or separates items in a list.
• Question Mark (?): Ends interrogative sentences.
• Exclamation Mark (!): Shows strong emotion or emphasis.
• Semicolon (;): Connects closely related independent clauses.
• Colon (:): Introduces lists or explanations.
• Quotation Marks (” “): Encloses direct speech or quotations.