When girls and boys 14-18 years old make half of their daily grains whole grains, how many ounces will be eaten? (4 points) a: 2 - 2½
b: 3- 4
c: 4 - 5½
d: 6 - 8

*edit* i took the test and i picked a and it was incorrect for its c! rank the following suggestions for preventing std, in order of increasing effectiveness. 1) using latex condoms properly 2) using spermicidal foam or jelly with a monogamous partner 3) abstaining from sexual intercourse and genital contact a. 1, 2, 3c. 2, 1, 3