A ________ occurs when multiple processes and threads compete to gain uncontrolled access to some resource

A prospective seller wanted to give you a listing on a property. In reviewing his papers, you discover that he is buying the property on a conditional/installment contract of sale and that the contract contains no acceleration clause or other provision for limiting a resale or assignment. Your client can:

A: Sell his interest in the property only after paying off the contract; B: Sell or assign his rights but not his original duties unless the contract seller's approval is obtained beforehand; C: Give a warranty deed for the property to a buyer as long as the deed includes the words "subject to the existing contract of sale"; D: Give a grant deed to a buyer provided he takes back a recorded second mortgage to cover payments due on the original contract.

The sample size determines:

A) how accurate the sample results will be B) how representative the sample is C) how much the sample will cost D) which firm will be used to actually draw the sample from the population E) if there is an adequate number to represent the entire population.