Please help ! I’ll mark brainless. :)

king acknowledged the struggles and hardships faced by his fellow African Americans for the civil rights cause. a. He referred to a variety of difficulties they had to face ranging from police brutality to being shut up in narrow jail cells.

sufficient and relevant

explanation:

a phrase is a set of word that make a sense, an expression formed by two or more words.

" teacher´s dictum on the possession of human "

" made a pile practicing "

" lived to an impressive age and dies "

a clause, in a grammar way is a series of words that have a complete meaning.

" was irritated by the persecution of those who called themselves "