The phrase <em>eating a peanut butter sandwich </em>is a gerund phrase, given that the word <em>eating </em>is a gerund.
'Plain english' is a writing style that gets straight to the point, clear, and straightfoward , common in goverment or business and communications.
Life story means the entirety of someone’s life composed into a story, I think everyone’s life is like a movie or story. And you should respect their story no matter what they did, unless they did something incredibly bad...
Hope this helps you
