A Female Patient Has Lower Abdominal Pain, Nausea, and Vomiting $\beta$

A female patient has lower abdominal pain, nausea, and vomiting and reports missing a period 3 weeks prior. The patient reports using an intrauterine device for contraception. A serum $\beta$ -hCG is 1500 mIU/mL. What will the provider do, based on these findings?

A) Perform a transvaginal ultrasound
B) Recheck the $\beta$ -hCG level in 4 to 6 weeks
C) Refer for a diagnostic laparoscopy
D) Tell the patient that a viable pregnancy is likely