Which musician's birth name was Robert Allen Zimmerman?

The authors are discussing

“Over the last century there have been many lessons learned in the health field. A key lesson is that health is a complex phenomenon and the underlying causal pathways for disease and illness are more than just biological. . . . Health is a phenomenon deeply rooted within a social system, and health outcomes result from a dynamic interplay between actors across the lifetime, originating from the cellular level, to the sociopolitical level. . . . As such, efforts to improve health must consider the multifactorial nature of the problem and integrate appropriate knowledge across disciplines and levels of analysis. . . . Health research has implicated a myriad of factors involved in HIV prevention. . . Unfortunately, incidence rates continue to rise because the knowledge is not being applied in the unified manner necessary to address the complexity of the problem” a. The inadequacy of the disciplines to address complex problems in the health field. b. The disciplines, especially those in the natural sciences, are uniquely able to address the problem of HIV comprehensively. c. Since health is a phenomenon deeply rooted within a social system, scientists should limit their focus to the social science disciplines.

During the years of the Cultural Revolution (1966-1976),

A. ancient Chinese musical and artistic forms of the dynastic era were especially prized. B. Beijing Opera flourished and hundreds of innovative new operas were composed and performed. C. musicians were given complete artistic freedom and encouraged to "liberate Chinese culture". D. the oppression of "ethnic minorities" such as the Uighurs and Tibetans escalated.