The rubella vaccine has been prescribed for a postpartum client . Which statements would the postpartum nurse make when providing information about the vaccine to the client? Select all that apply .None
选项：

A:"You will need a second vaccination at your 6-week postpartum visit ."
B:"You need this vaccine because you are not immune to the rubella virus ."
C:"You need to avoid sexual intercourse for 2 weeks after the administration of the vaccine ."
D:"You need to avoid becoming pregnant for 1 to 3 months after the administration of the vaccine ."
E:"You need to avoid heat and extreme temperature changes for a week after the administration of the vaccine ."