The answer to this is A. This will be hard to explain simply because you need to use your iq in order to fully understand why A is the answer to this question. What is the IQ anyway? This is short for Intelligence Quotient. This is meant to measure how well a person is able to do some reasoning regarding answering questions.
This will also allow people to make predictions based on the details that they can see. Most IQ tests are composed of different clues and based on the clues, people will decipher what the answer should be. There was a time when people always thought that IQ tests matter but some say now that it might not be as important as people have assumed.