This is probably referring to the use of the “soul” such as insecurity and doubt, it can hurt or heal you. In simple terms, an double edged sword that lies within the mind is the mind itself, or as Dickens refers to it, an “soul”.
Its more easy to misunderstand someone to actcully understand someone
Frank will need 400 fluid ounces 3 bottles is 384 he will need 4 bottles which is 512
Sometimes, sunset can be viewed as "romantic". If the author wants to build a relationship the sunset is used as a pathetic fallacy (when the weather matches the mood). The sunset refers to love which will overall build their relationship.
Because each cooler has 14 bottles of water and 12 bottles of juice, each cooler has 26 bottles
in 8 coolers you will have 8*26 bottles which is answer choice b