According to Christopher Baugh, the invention of electric lighting beginning in the 1880s allowed for the exposure of the inherent artificiality of both the carpentered and painted stage forms, making them look more two-dimensional especially with respect to their three-dimensional scenic partners.
Prior to the use of electric lighting, gas or oil was used as the fuel to produce soft and gentle lighting that allowed for the blending of the carpentered and painted stage forms with the three-dimensional elements in the stage.
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Can help reduce mistake ,prevent improper behaviour in organisations ,They are important in businesses when one individual has too much control .Hope this helps :)
Psychodynamic theories emphasize that personality involves a dynamic interaction between conscious and unconscious mental processes.
In psychology, a psychodynamic theory is a view that explains personality in terms of conscious and unconscious forces, such as unconscious desires and beliefs.
Answer: vertical merger
Explanation: A vertical merger involves similar businesses that are involved in particular specialized needs. For example, US steel produces steel which is used in making automobiles. General motors needs steel to produce automobiles. A merger between these two Companies is termed a vertical merger. Another example can be a grocery store that sells chicken eggs purchasing a poultry farm that rears chicken.