The technique by which performers create music on the spot is known as:

You want to paint your room yellow, so you get some samples at the paint store. when you hold the sample against your white wall, it looks different from the way it looks against the green curtain. a psychologist would attribute this to perceptual constancy. visual paradoxes. contrast effects. threshold differences.

According to maslow's hierarchy of needs theory, which of the following would be an issue that requires the fulfillment of a lower order need? a)the need for a challenging project at work. b)the need for a promotion at work.c) the need to locate your business in an area with a low crime rate. d)the need for a mentor to you ascend within the company. none of the above

Wilson center is a private not-for-profit voluntary health and welfare entity. during 2017, it received unrestricted pledges of $638,000, 65 percent of which were payable in 2017, with the remainder payable in 2018 (for use in 2018). officials estimate that 14 percent of all pledges will be uncollectible. a. how much should wilson center report as contribution revenue for 2017? b. in addition, a local social worker, earning $20 per hour working for the state government, contributed 600 hours of time to wilson center at no charge. without these donated services, the organization would have hired an additional staff person. how should wilson center record the contributed service?