which sentence is written correctly?\nzev exclaimed when he opened the door, \welcome to my home!\\nzev…

Brief Explanations:

In the first option, "To" and "My" in "Welcome To My Home!" are wrongly capitalized. In the second option, "Door" is wrongly capitalized. In the fourth option, the first - word "welcome" in the quote should be capitalized. The third option follows the correct capitalization rules for a sentence within quotes.

Answer:

Zev exclaimed when he opened the door, "Welcome to my home!"