A can work 5 times faster than B and takes 60 days less than B to complete the work. In how many days does A and B individually can complete the work?

• A. A = 20 days; B = 100 days
• B. A = 20 days; B = 80 days
• C. A = 15 days; B = 75 days
• D. A = 10 days; B = 50 days