A sunscreen with a SPF of 30, when applied properly, protects against approximately of the sun's UVB rays.

A.30%
B.70%
C.97%
D.50%

What is taking actions to reach your goals

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

"follow hollywood's hottest diet craze to use more calories and feel great" this article most likely a) provides an easy-to-follow nutrition plan b) includes recommendations that are unsafe c) gives expert advice on creating a healthy lifestyle d) sets a realistic goal for health and weight loss