I would say answer A because none of the other responses make sense with the context given. The father only picked out the parts in life he wanted to live by and that he believed in. Those things were important to him if he chose to live by them, hence him “knowing the important things in life”.
<span>Like other Romantics (and unlike the Neoclassicists), Bryon’s poetry considers the reader. </span>
It's describing "cookies" which is a noun which makes it an adjective phrase, because adjectives describe nouns :)