Did reptiles or amphibians occur first?

He want to contact the red cross/red crescent because they are the main non profit organization that deals with disasters around the world 

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

We can not answer this question because we cannot see the graph,sorry< 3