The nurse monitors the blood glucose level of the client who received NPH insulin at 7:00 a .m . with an understanding that the client may experience a hypoglycemic reaction during which time frame?None
选项：

A:9:00 a .m . to 11:00 a .m .
B:11:00 a .m . to 7:00 p .m .
C:7:00 p .m . to 11:00 p .m .
D:Midnight to 6:00 a .m .