Read the following article and select the best answer. Article: When I started a degree in English language, I hadn't intended to study abroad, not to mention starting learning German. But having recently returned from my year abroad in Germany, I can say that making the effort to learn the language really enriched my experience. With language translation technology advancing all the time, it's convenient to rely on Google Translate and smartphone apps without having to learn the language. But a second language shouldn't be a luxury . Researchers have discovered that much language learning can increase the size of your brain in as little as three months. From my own experience, learning the language lets you travel beyond the well-known tourist paths, gain a real student experience and widen your social network beyond the international circle. The process of learning German abroad was completely different from my language course at university, where students sat quietly and stumbled through spoken exercises. Instead, language learning abroad was energetic and part of my lifestyle - from chatting with sales assistants to preparing speeches with course mates. It meant being part of the local area. Visiting language exchange cafes - where international and German students meet to improve their European language - was a great way to practice in a relaxed space and meet a wide range of people. Not being afraid to make mistakes is important to learn a language. By giving up that comfortable phrase " _ " (I speak only a little German), I made progress and it was praised by friends and locals alike. Germany has a lively theater scene and learning the language meant I was able to get more entertainment and an understanding of German culture. Even when it comes to eating out, knowing the language works to your advantage. In more than a few traditional German restaurants, the English menus didn't contain all the dishes listed on the German menus. Learning the language has saved me from getting on the wrong train, after last-minute platform changes were announced in German. So why... Question: How does the writer develop his or her argument? - By explaining reasons and results. - By listing the advantages. - By comparing different methods. - By providing scientific discoveries.
By listing the advantages.