Which of the following objects is black in color?

The correct answer is:

Color is a way that we describe an object on the way that it reflects or emits light. Look at the picture. What do you see: there is two objects, one is black color hair, and another is white nose. Eyes, hair, gorillas, ink, coal, crow etc. all objects are black in nature. So, the following object is 'hair' which is black in color.