Answer:
The Solar System is the gravitationally bound system of the Sun and the objects that orbit it, either directly or indirectly. Of the objects that orbit the Sun directly, the largest are the eight planets, with the remainder being smaller objects, the dwarf planets and small Solar System bodies.
Explanation:
Answer:
because there might be changes in the future which could make the estimates unreliable for example war or decline in economy
Explanation:
Which countries are an option?