What will THE PLUTO FILES be about, according to the preface

merry christmas to you, too. may god be with you all in doing your work and just living a great life in general! < 3

most likely you should find things like facts and important information to you understand. i hope this .

answer: b) bubbling its way

explanation: an adjective is a word or a group of words that modifies a noun (name, thing, place,

in this case, the first option "to heartily enjoy" isn't describing or modifying any noun, the third option "hiking along merrily" is describing an action but it doesn't modify any noun, the last option "beside us" is just a preposition that indicates position, so the correct answer is the second one: "bubbling its way" because it is modifying the noun "stream".