A. Cebile was a good worker; for example, she always finished a project on time and with superior results.
Explanation:
For example is a transitional phrase. If you use a transitional phrase to merge two sentences to form one, you need a semicolon before and a comma after the transitional phrase.
Ponyboy realizes how lucky he has to have a brother like Dally. Ponyboy comes up with this conclusion when Dally's jacket that he lent to Ponyboy saves him from a fire im the church and wakes up in the hospital later on in the book.