Look at this image. C is written in the middle and O is written on the left and right of C with four dots around each O. Two straight lines are drawn between C and each O.

What do the lines in this image represent?

answer : a model is often used to explain and make things easier to understand when any scientific topic needs to be demonstrated and explained.

as in this case where a scientist wants to use a model to present the results of his detailed scientific investigation. he should do it as it will him to make the audience understand the concept in a much better way. also, it can be changed according to new scientific understandings.

the positions which points up in upward carbon and down in downward carbon are axial

and vice versa holds true for equatorial positions

so the correct answer with labelled diagram will be

i think the answer is terrae but not 100 percent sure. ▓▬▬ §

i think it's c. if you look search electronic symbol on google and then click on wiki it shows you a