Read these sentences from Paragraph 4 of the passage.

These words sank deep into my heart, stirred up sentiments within that lay slumbering, and called into existence an entirely new train of thought. It was a new and special revelation, explaining dark and mysterious things, with which my youthful understanding had struggled, but struggled in vain. I now understood what had been to me a most perplexing difficulty—….

Which definition best expresses the connotative meaning of the word youthful as the author uses it in the second sentence?
Question 9 options:


Brand new


Active


Naive


Sensible