The Pattern of Productivity Growth in the U

The pattern of productivity growth in the U.S.in the period 2010-2015, when compared to previous periods, suggests that

A) businesses are investing in new technologies at an accelerating rate compared to previous periods.
B) businesses are slowing down in their implementation of new productive technologies.
C) consumers are spending a lot more on domestically produced goods and on new gadgets.
D) there has been a sharp increase in the influx of immigrant workers into the country.