At December 31, 2013, Edwards Corporation reported a deferred tax liability of $140,000 which was attributable to a taxable temporary difference of $400,000. The temporary difference is scheduled to reverse in 2018. During 2014, a new tax law increased the corporate tax rate from 35% to 40%. Edwards should record this change by debiting:
a) Income Tax Expense for $14,000
b) Income Tax Expense for $20,000
c) Retained Earnings for $14,000
d) Retained Earnings for $20,000