When ordering the branches of the Kvichak River system, cartographers tend to begin with the riverway's lowest point, the Kvichak River. _____ hydrologists begin at the top of the river system, with the American River and other tributaries fed by the riverway’s source, the Alaska Range.
Which choice completes the text with the most logical transition?

In a 1948 article titled “The Language of Lines,” Brazilian photographer José Yalenti argued that black-and-white photography’s distinctive—and in his view, superior—use of lines is what elevates the medium to the status of fine art. _____ Yalenti insisted that conveying perspective through linear forms is photography’s “indisputable and exclusive domain,” creating a visual language surpassing even celebrated painters’ works.
Which choice completes the text with the most logical transition?

Throughout the nineteenth and twentieth centuries, populations of Black Americans increased in many cities throughout the state of New York. During this time, many Black newspapers were founded. The newspapers were largely by and for the Black communities in which they were based. The New York Recorder ran from 1953 to 1987 in New York City, New York. The Syracuse Gazette News Weekly ran from 1973 to 1976 in Syracuse, New York.
Which choice most effectively uses information from the given sentences to emphasize the geographic similarities between the two newspapers?

_____ the mythological and heroic subject matter often found in works by Eugène Emmanuel Amaury Pineux Duval and other establishment figures, Jean-Baptiste-Camille Corot’s painting A Girl Reading instead focuses on something decidedly mundane: an ordinary young woman absorbed in reading a book.
Which choice completes the text with the most logical and precise word or phrase?

Blue holes, such as the Dahab Blue Hole in Egypt, are large marine sinkholes. They are typically located in areas where the ocean bedrock is made of soluble material (e.g., limestone) because rock erosion is crucial to their formation. Because of the preserved fossils they contain, blue holes attract numerous divers and scientists. Currently, the Taam Ja’ Blue Hole in Chetumal Bay, Mexico, is the deepest blue hole on record, measured by Laura Carrillo and colleagues to be at least 420 meters below sea level.
According to the text, what draws divers and scientists to blue holes such as the Dahab Blue Hole and the Taam Ja’ Blue Hole?