Take up means to use or put into practice in the context of the dialogue
Definition<span> of </span>root<span> for Students. 1 : the leafless underground part of a plant that absorbs water and minerals, stores food, and holds the plant in place. ... 7 : a word or part of a word from which other words are obtained by adding a prefix or suffix <The word “hold” is the </span>root<span> of “holder.”>
Have a superb day!</span>
Maybe just read the story a few times more and make a guess on what you think is the best answer?
Time
I'm sorry! Am I too late?