Eric is trying hard to improve his math grades at school. His teacher hosts tutoring sessions in the mornings and afternoons. Eric goes to at least one morning session and one afternoon session each week. He asks lots of questions at the sessions and gets a lot of attention from the teacher. As a result, in six weeks his math grade has improved from a D to a B. What type of motivation does Eric show? ·extrinsic motivation,
·intrinsic motivation,
· memory motivation,
· no motivation.

According to thorstein veblen, a successful businessman would be most likely to demonstrate his worth to others by:

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a study of twenty 4th grade classrooms in which researchers ask the schools to systematically vary the time of day reading is taught, and collect weekly assessments of reading comprehension for each child over a three-month period.the collection of data, by a playground designer hired by the superintendent of schools, about the physical dimensions of school playgrounds, presence of fencing, and the kinds of equipment currently provided.a feasibility study for implementing a year-round school program, focusing on economic issues such a facilities utilization and transportation costs.an analysis of aggregate data comparing statewide high school graduation rates provided by the state department of public instruction, using county tax information.

Sariah enters a room with several chirping crickets in it. upon first entering the room, sariah can hear the chirping; however, as she begins to talk to her friends, she is no longer aware of the chirping even though it is still there. the fact that sariah no longer perceives the chirping sound demonstrates sensory