_______ refers to extended verbal expression in speech or writing.

Based upon an understanding of three ancient conceptions of life, the Dharmashastras, the Talmud, and the philosopher Solon, it is clear that ______

a. lifespan is not really divided into clear and definite biologically based stages but is partly socially driven b. stages of the lifespan are consistent across cultures and therefore must be genetically based c. lifespan is determined by one's genetic inheritance and social factors do not play a role in longevity d. lifespan is divided into clear and definite biologically based stages and is not influenced by social factors

Defining wealth in terms of total value of assets minus total value of debts would:

a. represent an operational definition of wealth b. be a testable hypothesis about wealth c. provide empirical verification of wealth d. violate general research ethics