<span>They decided to go to the courtyard and try to see Jekyll for their Sunday walk. </span><span />
I would say the correct answer would be Alex is his brother since the way the statement is worded, first it talks of his sister, then of his brother Jerry and next his sibling, Alex so since it comes right after the mention of his brother Jerry I would think Alex would be a brother though I can't prove it .
Answer:
people should respect all living things
