Explanation:
Without question, you should avoid sentence fragments in formal situations and academic writing. That said, a fragment within a clear context can sometimes serve a valid dramatic purpose. Journalists, bloggers, and fiction writers often use them.
Answer:
Has
(Unless you're looking for a more fancy word?)
Answer:
When public affairs techniques are used correctly and effectively they can reduce unnecessary work. As a result, stress can be lowered too in individuals.
Explanation:
Are you supposed to correct the grammar?
If so, here's the answer:
Last summer, I went to France, because my aunt works there.
