A. amateurish; it has a negative connotation, and the tone of this passage is critical.
Answer: D. Moreover, students need to express themselves in a formal and appropriate manner, which strengthens their writing skills.
Explanation:
Writing is a form of communication so if the students are able to express themselves in a formal manner which is evidence of better writing skills, then the student's communication skills can be said to have improved.
This is why a newspaper club is so important and if that isn't available, at least a literature club that allows students to explore their proficiency in writing. This will build their communication skills and help them in their future professional lives.
Her "Achilles heel" is her weakness.
C, since the question asks for recency of collected scientific texts you need to know the dates of your resources.
One was because they wanted Jews to be deported from Germany