Based on the information in this passage, you can tell that the author A) hopes to visit the Limberlost in the near future.
B)
wants to learn more about the wildlife in the
Limberlost.
C)
spends time in the Limberlost and appreciates the
beauty of nature.
D)
Likes the cardinals more than other living creatures in
the Limberlost.

i think is the best answer if i am wrong please tell me

C)

spends time in the Limberlost and appreciates the

beauty of nature.

taking into account that a theme is the central topic a text treats and can be developed through a story, play, poem etc. the following are themes that can be further developed:  

my best friend jeffrey has many unusual interests. (the story could be about each of the unususal interests)

once a man gives his soul over to evil, he can never go back. (this could be a saying or a proverb)

the three sheepdogs lay around the yard all day. (it could be developed detailing how each of these sheepdogs lay around)

a priest's collar has an unusual effect upon people. (it could be developed detailing the different effect upon people)

innocence is a powerful force in a world full of corruption. (it could be developed detailing how is a world full of corruption)

king lear is a play shakespeare wrote later. (it is just a sentence and doesnt give any idea or topic to be discussed in details.

evil often wears the disguise of innocence. (this could be a saying or a proverb)