48. which of the following is not an option on the 2020 w-4?

a. claiming dependents

b. withholding no tax

c. additional withholding

d, a flat tax

49. tax withheld from an independent contractor is known as:

a. social security tax

b. federal income tax

c. federal unemployment tax

d, backup withholding tax

50. an employer whose quarterly employment tax liability is under $2500 must deposit its taxes no less frequently than:

a. monthly

b. quarterly

c. semi-weekly

d. annually