Select the letter of the topic that could best be organized using a timeline. a. a cross-country train ride c. an obstacle course b. rainbow d. a famous painting

The correct answer is A. A cross-country train ride could best be organized using a timeline, since a timeline could be used to organize arrivals and departures of trains to each one of the different stations of the route, for example.  This would provide users with detailed information about the service, and allow a better organization of the trips.

the respondent is the party against whom a petition is filed

option d is correct. corroborated sources of historical evidence   is necessary to validate a claim about an event in history.

historians tend to use written sources, but audio and visual materials as well as artifacts are important objects that supply information to modern historians.

historical sources are usually divided into two categories: primary and secondary sources. depending on the historian's intent, some sources shift their designation. determining what type of sources toimplement, and the level of credibility and reliability of those sources, is a significant step in critical thinking for the historian.

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