How can I get a A+ on gym.

Which of these is most likely to prevent pregnancy? a. tracking of female body temperature to identify ovulation times b. proper condom use c. male withdrawal before ejaculation d. proper spermicide use

Anyone like cabela’s ? if you never been you def need to

During polarization, potassium has a blank charge, sodium has a blank ch arge ,and calcium has a b l ank. charge