Indicate the date that the statute of limitations would run out on each of the following 2018 individual tax returns: 

a. A fraudulent tax return that was filed April 15, 2020 

b. A tax return that was filed May 19, 2020 

c. A tax return that was filed February 12, 2020 

d. A tax return that was filed March 1, 2020, and omitted $15,000 in income. The total gross income shown on the tax return was $50,000