Biology

The correct answer is: C.They are newly evolved traits that all future organisms have in common.

Explanation:

Shared characteristics are traits that appear in an ancestor and are passed down to its descendants. These traits are often newly evolved and appear at certain points in a cladogram, showing where organisms within a group share a common characteristic due to common ancestry.

Here’s why the other options are incorrect:

A.They appear in all the ancestors: Shared cha...