Answer:
It involves mastering knowledge
It involves mastering intellectual skills
It occurs from about the age 6 to puberty
Explanation:
The industry versus inferiority stage occurs between the ages of 6 to 12. Here a child questions whether or not he/she can make it in the world. There is significant cognitive development of a child at this stage.
This leads to children being very eager to learn new things. This means that as they master intellectual skills they are eager to master knowledge.