Question: To demonstrate that A caused B, one must be able to show that A occurred before B. Which of the preconditions for causation is being illustrated? O a. appropriate time order of occurrence Ob. correlation none of the above Od. elimination of all possible causal factors O e. elimination the effects of the independent variableWhich of the following is the main disadvantage of laboratory experiments? O a. the laboratory setting may not be a good representation of the real- world setting Ob. elimination of causal factors is increased O c. none of the above O d. exploratory research is enhanced O e. concomitant variation is not possible