Answer:
Arianna's gain basis $230,000
Step-by-step explanation:
given data
adjusted basis = $230,000
fair market value = $210,000
solution
As here Arianna's gain basis will be as adjusted basis before the conversion of property when it is use personal to income
because here it is standardize
when Arianna convert his personal residence in to the rental property
so here Arianna's gain basis $230,000