Melissa is a Canadian citizen who has been employed in Vancouver for the last five years. She has accepted new employment in the United States and, as of March $15$ of the current year, flies to New Mexico to begin her responsibilities. She has been granted a green card to enable her to work in the U$.$S$.$ Her husband remains behind with the children until July $1,$ after the end of their school year. On that date, they fly to New Mexico to join Melissa. Their residence is sold on August $1$ of the current year, at which time a moving company picks up their furniture and other personal possessions. The moving company delivers these possessions to their new house in New Mexico on August $15.$ Explain Melissa residency status with Canada during the current year.