Rearrange the following six sentences A, B, C, D, E and F in the proper sequence to form a meaningful paragraph, then answer the questions given below them.
A- Do the devices that make it possible to do so many things at once truly raise our productivity or merely help us spin our wheels faster?
B- More important, they’re exploring what can be done about it – how we can work smarter, live smarter and put our beloved gadgets back in their proper place, with us running them, not the other way around.
C- The dinging digital devices that allow us to connect and communicate so readily also disrupt our work, our thoughts and what little is left of our private lives.
D- They have begun to calculate the pluses, the minuses and the economic costs of the interrupted life – in dollars, productivity and dysfunction.
E- What sort of toll is all this disruption and metnal channel switching taking on our ability to think clearly work effectively and function as healthy human beings?
F- Over the past five years, psychologists, efficiency, experts and information-technology researchers have begun to explore those questions in detail.
Which of the following should be the FIRST sentence?