Basis In New Residence Concept 541563

In early 2013, Irma sold her personal residence to David for $300,000. At the time of the sale, Irma’s adjusted basis was $50,000. Within three months of the sale, Irma moved into a new residence she purchased for $800,000. What is Irma’s basis in her new residence?

a.$50,000

b.$250,000

c.$550,000

d.$800,000