Excel Products Inc. pays its employees semimonthly. The summary of the payroll for December 31 indicated the following (10 points): Salary expense $120,000 Federal income tax withheld 20,000 Of the payroll, $40,000 is subject to social security tax of 6%; $120,000 is subject to Medicare tax of 1.5%; $10,000 is subject to state unemployment tax of 4.3% and federal unemployment tax of 0.8%. Present the journal entries for payroll tax expense if the employees are paid

(a) December 31 of the current year,

(b) January 2 of the following year.

(Give proper and complete answer)