Ralph Thomas wrote a song entitled, "Girls Are Like A Beautiful Melody." Richard Johnson wrote a song entitled, "Love Is Like A Symphony." Neither Thomas nor Johnson ever saw or heard the other's work, but the chorus of both songs was identical to an 1890 folk song's chorus which went into the public domain before either Thomas' song or Johnson's song was written. Can Thomas or Johnson sue the other for infringement and win, assuming that the only similarity between the two compositions is the chorus?

Awaiver of the requirement for documentation of informed consent may be granted when: the investigator has no convenient place to store signed consent forms separate from the research datathe only record linking the subject and the research is the consent document and the principal risk is a breach of confidentiality.potential subjects might find some of the research questions embarrassing, personal, or intrusivethe subjects are literate in their own language; however, they do not read, write, or speak english

Researchers have found that it takes to view a mental image that is larger or covers more distance than a smaller or more compact one.

Sociology is best described as the systematic study of