import random
choices = []
numOfChoices = int(input('Number of choices: '))
for i in range(numOfChoices):
choiceString = ''.join(["Choice number ",str(i+1),': '])
choice = input(choiceString)
choices.append(choice)
print("I chose",random.choice(choices))
But in your choices and it randomizes the choices
An easier way to do this might be