Review the list of planet properties, then answer the question. i. the outer planets are further from the sun than the inner planets. ii. the inner planets are further from the sun than the outer planets. iii. the gravitational pull between the inner planets and the sun is weaker, causing the inner planets to orbit faster. iv. the gravitational pull between the outer planets and the sun is weaker, causing the outer planets to orbit more slowly. which statements best describes why a year is longer for an outer planet than an inner planet?
a. i
b. ii
c. iii
d. iv