At the beginning of the period of the embryo, the __________ system develops fastest

The recent trend in self-concept research has been _____________________________________________

a) to construct the totality of a complex, organized, and dynamic system of learned beliefs, attitudes and opinions that each person holds to be true about his or her personal existence b) to move away from the idea that self is a unified or global construct toward a view of self as a collection of many different features c) to provide the boundaries and circumstances within which one develops a vision about ego possibilities d) to oversimplify the importance of the construct

Of the 9 million annual deaths of children under age 5 worldwide, _____ percent are due to infectious diseases

A) 30 B) 50 C) 70 D) 90