Question

annual growth in us gdp
how did the contribution of the services sector to gdp change between 2009 and 2011?
it rose by less than 1 percent.
it fell significantly.
it rose significantly.
it stayed exactly the same.

Explanation:

In 2009, the services - sector growth was negative (around - 3%). In 2010, it was positive (around 2%), and in 2011, it was also positive (around 2%). So, it rose from a negative value to positive values, which is a significant increase.

Answer:

It rose significantly.