This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to discover your child's abilities
Have your child take an intelligence test.
Sign your child up for a formal intelligence quotient (iq) test done by a professional. Iq tests are designed to give you a general idea of your child's intelligence.

Available choices: (1). Iq tests usually involve an ingredient that will teach you about your child's ability to live a full life. If your child has a difficult problem, the addition of intelligent questions is important for increasing the likelihood that your child will have difficulty. (2). Children with iq tests provide a good performance with lots of insight which will help you to determine your child's abilities. It is very important for your child to be able to decipher important information. (3). In this sense, intelligence is defined as cognitive abilities and the quickness that a person processes information. Fundamentally, iq tests are supposed to measure broad intelligence, not general knowledge. (4). They also ask if your child is ready to succeed and aid in their dreams. It's a good idea to set aside a short amount of time to ask your child's questions.
The answer is:
(3).