Answer:
harmful.
Explanation:
The word insidious is an adjective used to describe nouns that are gradual, subtle but have harmful effects.
As such, racism which is the act of discriminating against people from different races is destructive and harmful.
The right option synonymous with insidious is harmful.
C
The purpose of connecting sentences, ideas, and paragraphs is to guide the reader along the path you develop. That is a solid way to prove an argument. An essay writer does not leave it to the reader to make assumptions or to fill in the blanks.
i think pronunciation