Create a multiple-choice question in which the answer is Mars.
Which planet in our solar system is known as the "Red Planet"? 

A. Venus 
B. Jupiter 
C. Mars 
D. Saturn
Complete the following task based on the instruction and optional input provided.### Instruction:
Create a multiple-choice question in which the answer is Mars.

### Output:
Which planet in our solar system is known as the "Red Planet"? 

A. Venus 
B. Jupiter 
C. Mars 
D. Saturn