I thought you were asking what comes after 23 );
Answer:
... that cannot be seen directly. These include political boundaries.
<span>One troublesome result of Reagan's tax cuts is that (D) inflation got out of control in the mid-1980s. The tax rates were indexed for inflation. But other supporters of Reagan's tax cuts said that it helped in increase of economic growth and as well the revenue of the government.</span>
I believe the correct answer is D.
The Amazon River is the world's longest river, measuring 6 992 km.