Intrauterine Devices Are _______ and Must Be Replaced _______

Multiple Choice

Intrauterine devices are _______ and must be replaced _______.

A) only moderately reliable; every three months
B) only moderately reliable; after 5-12 years depending on the type of IUD used
C) highly reliable; after 5-12 years depending on the type of IUD used
D) highly reliable; every three months
E) only moderately reliable; every six months