I believe the third sentence is written correctly hope this helps :)
Answer:
C. Homework improves learning by reinforcing ideas
Explanation:
The passage is basically concluding that, despite how annoying homework actually is, it has its benefits. It says it helps students practice the concepts they learned in school, and helps them better understand strong and weak points.
it doesnt mention this for the teacher in anyway, so we can rule this out. It also doesn't mention the opinion of parents, so we can rule that out as well.
It doesn't mention D either, so C should be our answer
Well, this is not true, but the opposite is also not true.
<span>Structural linguists look for structure in language, so they would look at how words are composed of phonemes and morphemes. They are mostly working on current languages, but that's because they have access to them easily. When they can, they also study how those patterns evolved historically. De Saussure, the founder of Structural Linguistics is for example and important figure in historical linguistics.</span>