Answer:
To gain benefit and to protect themselves from harms.
Step-by-step explanation:
It is very important and necessary for youths to investigate and be knowledgeable about a lot of things in life because this knowledge provide benefits as well as protect them from harm. Knowledge is the key to success so the youth has to gain new knowledge through research and investigation and old knowledge through reading books of their course as well as general books for more knowledge so in that way the youth can achieve success in their life.