Comment on the availability of head-of-household filing status for 2016 in each of the following independent situations:
a.) taxpayer lives alone but maintains the household of his parents. in july 2016, the parents use their savings to purchase a new bmw for $62,000.
b.) taxpayer maintains a home in which she and her dependent father live. the father enters a nursing facility for treatment of a mental disorder.
c.) taxpayer, a single parent, maintains a home in which she and her unmarried son live. the son, age 18, earns $5,000 from a part-time job.
d.) assume the same facts as in (c), except that the son is age 19, not 18.
e.) taxpayer is married and maintains a household in which he and his dependent stepson live.
f.) taxpayer lives alone but maintains the household where her dependent daughter lives.
g.) taxpayer maintains a household that includes an unrelated friend who qualifies as his dependent.