A person belonging to the same period with another person is called _______

Let's look at the meanings of each of the words provided in the options:

1. Predecessor: An object or person who was in a preceding position to the current one.
2. Contemptuous: Someone full of contempt and disregard for someone else.
3. Contemporary: Living or occurring at the same time
4. Successor: An object or person who was in a following position to the preceding one.

The clear answer here is option C, 'contemporary' refers to someone who belongs to the same period with another person.