Until September $2023,$ Brad was a resident of California. At that time, he declared himself to be a resident of Nevada, where he has a summer home. He continues to spend six or seven months each year at his home in California, which he has retained. He spends only three to four months in Nevada and the rest of the time traveling in other states or countries. Brad transferred his bank accounts to Nevada. However, he continues to maintain his social club and business connections in California. Which of the following is true regarding Brad$$s move out of state?

A$.$ His declaration of residency in another state establishes residency in that state

B$.$ His closest connections are to Nevada, and he is$,$ therefore, a resident of Nevada

C$.$ His absence from California is permanent and he is$,$ therefore, a resident of Nevada

D$.$ His closest connections are to California and his absence from California is for temporary or transitory purposes and he is$,$ therefore, a resident of California