What is the applicable statue of limitations in each of the following independent situations?

a. Not return was filed by the taxpayer.

b. A corporation is determined to have been a personal holding company for the year in question.

c. for 2011, the XYZ associates filed Form 1065 (a partnership return). In 2016, the IRS determined that the organization was not a partnership in 2016 but a corporation.

d. in 2011, T incurred a bad-debt loss that she failed to claim.

e. on his 1996 return a taxpayer inadvertently committed a lard amount of gross income.

F. Assume the same situation as that in situation e, except that the omission was deliberate.

g. For 1996, a taxpayer innocently overstated her deductions by a large amount.