Joe has been working for Company A for a total of four years. Company A offers Joe a 401(k) plan. At the end of the fourth year of working at Company A, Joe leaves and begins working for another employer Company B. Company B also offers a 401(k) plan.

When Joe leaves Company A, his 401(k)-account balance is $96,000, of which:

Company As contribution = $60,000

Joes contribution = $20,000

Interest earnings = $16,000

a. Upon leaving Company A, how much of the 401(k)-account balance can Joe take with him at a minimum?

b. If Company A uses a three-year cliff vesting schedule, how much of the 401(k)-account balance can Joe take with him in total?

c. If Company A uses a graded 2-6 vesting rule, how much of the 401(k)-account balance can Joe take with him in total?