We can not answer this because we don't know what you are reading. What book is this from?
Answer:
one who belives in
Explanation:
a suffix of nouns, often corresponding to verbs ending in -ize or nouns ending in -ism, that denote a person who practices or is concerned with something, or holds certain principles, doctrines, etc.
sentence 4 uses a module vocabulary word incorrectly because the definition of a suffix dictates that it appears at the end of a word, rather than at the beginning, which would be a prefix.
Language is different from communication in many different ways. For example, Language is communication that relies on body language/tone. Communication is when 2 people exchange messages