How many years after the first continental railroad opened did the Wright brothers fly the first airplane? 15
25
35
45

Create a broucher about newly established oberlin college to send to potential students.explain why the college differs from others and describe the advantages of this college experience

What environmental challenges does asia currently face (choose all that are right)a. wastelands created by mining b. too little rainfall for crops to grow c. hydroelectric dams harming the fish industry d. industrial activity harming the environment

What factors the economies of the muslim empires prosper?