Task: Question Answering
Input (English): Question: A contest will consist of n questions, each of which is to be answered eithertrueorfalse. anyone who answers all n questions correctly will be a winner. what is the least value of n for which the probability is less than 1/10 that a person who randomly guesses the answer to each question will be a winner?

 Option A: 5

 Option B: 10

 Option C: 50

 Option D: 100

 Option E: 1000
Output (English): Option D