The correct answer is B) My review of The Silent Witness, featuring Kendra Carson Keller, praised Keller's acting, but the plot was weak and predictable.
The sentence that demonstrates objective writing is "My review of The Silent Witness, featuring Kendra Carson Keller, praised Keller's acting, but the plot was weak and predictable.
Objective writing means that the author has to show the reasons or some evidence about it's writing. The author does not need to be biased or let its emotions interfere with its work because people need objectivity in what they are about to read.