Answer:
B. The Earth is tilted relative to the ecliptic
Explanation:
- Its due to the earth has an axial tilt of 23.5 degrees which is an inclined motion, relative to the orbital plane of rotation. This is the angle of obliquity of the earth from its center.
- For this reason, the earth has solstice in summer, winter, vernal and equinoxes and owning to the fact that the continents in the north have winter in the Northern hemisphere and continents in the south have summer.
- Without this tilt, the earth would have climatic extremes. Day and night time of the earth are also influenced by the same rotational motion.
The trolleys have been reduced over the last decades, after their initial increase as a public transportation, when new and better ways were discovered/produced for transport, their decline has started.
The buses since their invention, had grown in number and became a very important part of every city's public transportation, and still are.
The rapid transit is the most recent one of the mentioned in here. It's popularity has grown, number increased, and is very practical because it is not causing traffic mess. It is very important transport asset nowadays and makes lives of millions of people much easier.
Im sorry girl Im not sure EXACTLY what your looking for but 3 huge industries in Europe are oil, tourism, and agriculture