Write a program(C#) that prompts the user for her home planet.Based on the
user's input the program will display the following:
Input: earth
Message: earth. You are an Earthling and you have 10 fingers
Input: VENUS
Message: VENUS. You are a Venusian and you have 12 fingers
Input: Mars
Message: Mars. You are a Martian and you have 8 fingers
any other input
Message: I am sorry I don't know of that planet
You may use either the ToUpper() or ToLower() methods
You MUST USE A NESTED IF statement to solve this problem
[For full marks you need to accept all permutations of earth,venus and mars]