38.
(A) More computers are given to schoolteachers who are expert at social skills
(B) More computers are provided for building girls' self-confidence through computers
(C) Another suggestion is to share more computer software within school districts
(D) Another suggestion is to put computers in places where girls can socialize

(2)

Nearly everyone yawns, but few understand the dynamics of yawning. Yawning clearly seems to be a transmittable activity because 39. Scientific studies of yawning verify this phenomenon and also explain the reason for it. The yawning helps the group act as one, so it minimizes conflict. There are a few misconceptions about yawns. 40 has to do with oxygen levels. Some people explain yawning as the body's way to increase oxygen intake. 41, studies show no changes in yawning patterns due to levels of oxygen; in fact, research subjects inhaling pure oxygen yawned 42 those breathing normally.