Statement 1: Both dads always tell the truth or both dad always tell lies.
Statement 2: One of the sons always tell the truth while one son always lies.
Statement 3: Statement 1 and Statement 2 are not both lies.
About the 3 statements:
a. Tarun made one statement, his son made another and his dad made the remaining.
b. Each son and dad mentioned in the three statements refers to one of the three men mentioned above.
c. Each of them either always lies or always tells the truth.
Among statements 1, 2 & 3, which one was made by Tarun? Provide a detailed explanation along with your answer.