Two small engine technicians are disassembling the engine shown in figure a-9. after observing the engine components, both technicians say that this engine has a splash-type lubrication system. technician a says that the engine uses a dipper that's attached to the connecting rod to splash oil from the crankcase onto its components. technician b says that engine uses a slinger that's driven by the timing gears to splash oil onto its components. which of the following statements is correct?

Suppose you are an ad-serving company and you maintain a log of cookie data for ads you serve to the web pages for a particular vendor (say amazon). a. how can you use this data to determine which are the best ads? b. how can you use this data to determine which are the best ad formats? c. how could you records of past ads and ad clicks to determine which ads to send to a given ip address? d. how could you use this data to determine how well the technique you used in your answer to part c was working? e. how could you use this data to determine that a given ip address is used by more than one person? f. how does having this data give you a competitive advantage vis-à-vis other ad-serving companies?