Griots were a combination of advisors, historians, and entertainers charged with preserving rich oral traditions for future generations.
Answer:
The plains tend to be very easy for early settlements to bring about agriculture, mobility, and mild weather conditions that helps early civilization grow. The negative impact of most plains come from it's lack of ability to trade easily in later generations, without water access
Answer:
a. sham lesion control group.
Explanation:
The experimenter will need to conduct a sham or placebo surgery or in simple words a fake surgery or radio frequency lesion on the rats in the control group. This will look like radio frequency lesion to the control group but in actual will be done just to induce the sham or placebo effect for studying the changes in emotional behavior to the lesion. Hence, the experiment will require a sham lesion control group.
A careful reading of the history of the “idea” of family preservation as well as an appraisal of the recent policy context for its adoption—as illuminated by Berry (1997), Schorr (1997), McCroskey and Meezan (1997), and others—suggests that all three explanations—dissensus on values, practice lacunae, and organizational complexities—may to a degree be valid. At a minimum, these and other trenchant commentaries such as those provided recently by Littell and Schuerman (1999) and Halpern (1999) suggest that any discussion of the “practice” of family preservation absent its historical/valuative roots and current organizational and policy context will be incomplete.
That said, this present paper will focus on some of the most vexing challenges of implementing family preservation practice, some of its enduring legacies as a practice modality, and some of the longer range problems in developing practice theory and application that it has illuminated
