the abstract noun of human is humanity
Answer:
The answer is below
Explanation:
The term "Use it or lose it" concerning the Intelligent Quotient implies that when individuals don't utilize, and stretch their brain or intelligence capacities, in the longer run, as individuals age or grow older, the brain or Intelligent Quotient will not deliver high or maximum performance.
In other words, the more individuals use their mental capacity, the more likely one is to retain that mental capacity, in the long run, otherwise, one loses it.
A roller coaster they always want to compete with my fearness
Think about it, 16 years old? You become a adult when you turn 18. You would also have to be more responsible because 18 is the age you're actions have huge consequences. If you're 16 the worst that could happen is that you get grounded!