Sean is thinking about creating an automatic cat feeder similar to one that he created for dogs. he talks to several cat owners to find out what they dislike about feeding their cats. he also takes a look at current cat feeders and asks the same cat owners what they like and don’t like about the feeders. these actions consist of

Before they can be published, scientific papers must be peer-reviewed. this means that: a) some other scientific experts read the papers and guarantee that they are true.b) some other scientific experts read the papers and provide quality control by eliminating many mistakes.c) an editor reads the papers, to make sure that all the semicolons are in the correct places.d) everyone in the world is given the opportunity to comment on the papers through a specially maintainedblog.e) government bureaucrats read the papers, to be sure that the papers do not insult the political positions ofthe current officeholders.