The correct answer is "Jet Lag".
Known to be a physiological state, Jet Lag is caused by the alterations towards the body's circadian rhythms which is caused by the rapid long-distance trans-meridian travels. People who experience flying on airplanes for the first time, commonly experience this condition.
The correct answer is Zimbardo's Prison Experiment
The Stanford prison experiment (SPE) was a study of the psychological effects of becoming a prisoner or prison guard. The experiment was conducted at Stanford University from August 14-20, 1971, by a team of researchers led by psychology professor Philip Zimbardo.
Reading your comments on A being incorrect, I would have to say C since A is true. Hope this helps :)
Answer:
Multinational entreprises are attracted to regional trading groups because they are good sources for raw material.
Explanation:
Multinational enterprises can find in regional trading groups opportunities for their productive activity, for example, developing local markets, providing raw materials or low-cost labour. Regional trading groups in midsize emerging-market and economies are the perfect chance for MNEs to attract new customers and buy their raw materials production for low costs, decreasing their own production cost.
This is true i ope this helps