The removal of an object or surface that was located between the origin of blood and the target surface during the bloodstain deposition leaves what behind?

Ethnocentrism does not interfere with the work of comparative criminologists

a. True b. False

In the modern era, the international terrorist threat to the global community originated from which of the following?

a. Terrorist groups operating domestically, led by domestic radicals. b. Support for terrorist movements from rival nations during the 1960s and 1970s. c. Nuclear-armed adversaries. d. An international conspiracy among terrorist movements.

A powerful way to ensure that the independent variable actually affected the dependent variable when using a before-and-after design is by

A) Using a multiple group before-and-after design B) Using only multiple “after” groups C) Using only multiple “before” groups D) Using multiple “before and after” groups

Which one of the following statements is false?

a. Mafia is a state of mind. b. Mafia is a secret criminal organization. c. The mafia originated in Sicily. d. Mafia is a way of life.