Answer:
accurate maps were important to Eauropean explorers because while they were exploring the New World and claiming new land, the accuracy of the maps helped the navigators find the locations and measure the distances.
the use of technology we use today to analyze bodies
she doesn't care about other's feelings
This can be proven from her action after telling nick that tom has a woman in new York. as soon as Tom and Daisy appear, she make a rude remark with "tense gaiety," addressed toward daisy. This indicates that she doesn't really care about other's feelings.