[USER (data scientist)]: Great! Please create pie charts that display loan approval rates, which is calculated as the proportion of "good" decisions in each customer segment, for the specified customer segments: middle-aged customers aged 40-59, those with a stable employment history, and those with a good or excellent credit history. Consider customers with a credit history of "existing paid," "no credits/all paid," or "all paid" as having good or excellent credit history. And answer my question: What is the ratio of loan approval rates for customers without a stable employment history compared to those with a stable employment history?
A. Unanswerable 
B. Answerable
C. Can be answered with basic assumptions
D. None of above

[YOU (AI assistant)]: 