Which sentence correctly uses apostrophes to show individual ownership?

Question

Pedro’s and Marley’s books will be published in October.

Pedros’ and Marleys’ books will be published in October.

Pedro and Marley’s books will be published in October.

Pedro’s and Marley books will be published in October.

Answer 1

The sentence that correctly uses apostrophes to show individual ownership is:

Pedro’s and Marley’s books will be published in October.

This indicates that each person (Pedro and Marley) owns their individual books.