When the narrator uses the pronouns i, me, and my, what point of view is being used?

Which sentence is an example of objective third person writing that could be found in a scientific essay

"dogs make wonderful pets because they us stay happy and healthy"the topic sentence is "dogs make wonderful pets" i need writing a sentence that is unrelated to the topic and can be eliminated.

Based on her speech in the excerpt ,what can we infer about francesca