Which of the following statements about standing committees is true?
a. they exist in the house but not in the senate.
b. they all have about the same amount of influence.
c. they have only recently been set up in congress.
d. they play a critical role in the lawmaking process.

i don't get what you mean

explanation:

for starters, there is the structural trend of rising primary government expenditure as a share of gdp, which reached 36% in 2014, up from 22% in 1991. this increase reflected a political desire to address the poverty and inequality that had gone unaddressed during previous decades. to support the increase, brazil’s government increased taxes on consumption and promoted progress toward labor-market formalization. nonetheless, public investment, particularly in infrastructure, took a hit. in fact, with the exception of the 2005-2008 period, total investment as a share of gdp has remained below 20% since 1991.