Why did the Southern Christian Leadership Conference decide to use children in their protest?

After the gains of Project C, the SCLC made a major change it its strategy called "D Da", that incorporated the so-called Children's Crusade into the demonstrations. The organization decided to use children because the adults were suffering economic threats and reprisals from their employers.

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".