I think the inference that could be made is :
2. Earth's orbit has a greater distance between foci than the comet's orbit
both earth and comet has sun as their Foci, and from the diagram, the distance between earth and sun is far greater
C i think becuase in china theres alot of wood importation
Answer: It is used to show the force between two objects caused by gravity.
Explanation: The gravitational constant appears in Isaac Newton's universal law of gravitation.
{\displaystyle G}{\displaystyle G} is about 6.67430×10−11 N⋅m2/kg2,[1] and is denoted by letter G