The president of the U.S. appoints the cabinet members, ... appointments are subject to Senate approval.
their
with their
because their
but their
Pembahasan: Adverbial Clause (Contrast)
Sudah ada klausa induk; diperlukan anak kalimat yang diawali konjungsi pertentangan (but/although/though) dengan pola S + P. Makna kalimat saling bertentangan.
Bandingkan pilihanmu dengan sobat pembelajar yang lain.