You may not know this, but you are home to a colony of bacteria. You may also not know it, but the health and happiness of that colony of bacteria have a direct effect on your own health and happiness. In short, if we are what we eat, then we may need to make bacteria part of our balanced breakfast.
Read this sentence from the main text:
You may not know this but you are home to a colony of bacteria.
What purpose does this sentence serve in the opening paragraph? (7 points)
a.It introduces the main focus of the article and creates interest.
b.It summarizes the main point of the new science of microbes.
c.It suggests that microbes are unhealthy and invasive.
d.It uses a well-known fact to engage readers.