Author a Accepts a $5,000 Advance and a 10% Royalty

Multiple Choice

Author A accepts a $5,000 advance and a 10% royalty after 5,000 books are sold.Author B foregoes the advance and negotiates for a 15% royalty on all books sold.Author C decides to self publish his book and keep 50% of all sales revenue.Which of these authors is most likely to have 10 books published?

A) Author A
B) Author B
C) Author C
D) They are all equally likely.