Let's take a look at the definition of adjective and adverb as a start. (According to Cambridge Dictionary)
Adjectives are words that a word that describes a noun or pronoun.
Adverbs are a word that describes or gives more information about a verb, adjective, adverb, or phrase.
In this case,refreshing is used to describe the bike trail. Therefore, it is an adjective.
Hope it helps!
Answer:
B: negotiations for inspection and control of weapons
Explanation:
President John Fitzgerald Kennedy from the quote above is talking about negotiations to inspect and control weapons that's why he called for formulation of serious and workable plans and proposals among countries to control and inspect weapons of destruction.