They do it to tie together a theme. They use flashbacks as a meaning of adding background info.
All of the following would be correct, I believe.
Answer:
D. A recent journal article in a nature magazine titled "Endangered Rain Forest
Animals: What Scientists are now Reporting
Explanation:
Answer:The neighborhood cat is often chased by a dog goes in active
our dog walked in chases the neighbor cat goes in passive
Tamika and Jasmine gave a presentation about extracurricular curricular activities go in passive
The presentation about extracurricular activities is given by Tamika and Jasmine Goes in active
Explanation: