Step 1 : Introduction to the question "1. If you are accurate about something, it is said that you have 'hit the nail' on which part of the body? "
...1. Nose 2. Finger 3. Mouth 4. Head The meaning of the idiom, hit the nail on the head, is all to do with precision, accuracy and getting to the point. For example, a physics teacher would hit the nail on the head if he/she admitted that students would prefer to be playing video games than learning about quantum physics.