Valerie and ayesha are shopping together for jeans. Valerie is willing to pay $90 and ayesha is willing to pay $50 for a pair of jeans. What is the gain in consumer surplus if the price decreases from $59 to $40?.

Assessment includes a. interviews, recorded conversations, videos, frequency counts, and time samples. b. formal standardized tests and developmental screening tools. c. various types of documented observations, documentation of child work, checklists, rating scales, and standardized tests. d. anecdotal notes, narratives or daily records, daily health checks, and teacher observation checklists.

Which of the answer is a characteristic of what osha calls "permit-required confined space? "

How does the constant rain on venus affects the children in the story?