In the following diagram, each circle represents a body system. The brown section in the center shows functions of all three systems, the overlapping areas around the center show functions of the two overlapping systems, and the individual areas of red, blue, and yellow show functions of each unique system.
Answer
A
The red circle is the immune system, the blue circle is the integumentary system, and the yellow circle is the sensory system.
B
The red circle is the integumentary system, the blue circle is the sensory system, and the yellow circle is the immune system.
C
The red circle is the sensory system, the blue circle is the immune system, and the yellow circle is the integumentary system.
D
The red circle is the integumentary system, the blue circle is the immune system, and the yellow circle is the sensory system.