That is true. Active transport goes against the concentration gradient. Particles want to move from higher concentration to lower concentration and even out, but active transport makes them move against that.
Model it literally says a plastic replica
By the first distance, I'd say Venus (0.72 AU)
By the second distance, I'd say it's Saturn (9.54 AU)
But you also say it has no visible rings so the answer is VENUS.
Hope it helped,
Happy homework/ study/ exam!
Pretty sure the answer is A
