Imaginary lines running from one geographic pole (north pole) to the other (south pole) along the surface of the earth perpendicular to the equator are called:

Ibelieve the answer is c also i'm in k12 too

Answer light in color; silica-rich;

The us is first  the  u.s. economy  remains the  largest in the world  in terms of nominal  gdp. however, the  u.s. economy  loses its spot as the number one  economy  to china when  measured  in terms of  gdp  based on ppp. in these terms, china's  gdp  is $23.19 trillion exceeds the  u.s. gdp  of $19.42 trillion