SUPER URGENT QUESTION, LIMITED TIME!!!!!!! PLEASE!!!!!

Sentence Patterns 10:Question 4
Read the paragraph and answer the question:

The paragraph:

(1) I participated in a summer reading program when I was a kid. (2) It
motivated me to read more. (3) There would be prizes for reading a lot of
books. (4) It helped to participate with friends. (5) We would encourage
each other to read. (6) Reading was a fun thing to do with my friends. (7)
We still read together. (8) We are in high school now. (9) The summer
reading program helped me developed a habit of reading. (10) I encourage libraries to continue summer reading programs.

Which of the following revisions to sentences 1-3 best improves the
sentence variety while using correct grammar and punctuation?

Select one:

When I was a kid, I participated in a summer reading program,
which had prizes for reading books, and motivated me to read
more.

I participated in a summer reading program when I was a kid: it
motivated me to read more and there would be prizes for reading
a lot of books.

I participated in a summer reading program when I was a kid; it
motivated me to read more: there would be prizes for reading a
lot of books.

When I was a kid, I participated in a summer reading program.
There would be prizes for reading lots of books, which helped motivate me to read more.