About how many galaxies have scientists observed in the universe? A. 125
B. 125,000 (125 thousand)
C. Over 125,000,000 (125 million)
D. Over 125,000,000,00 (125 billion)

Which domain endings indicate websites that are most likely to be reliable sources? check all that apply. sites ending in .net

The rwandan patriotic front and the interahamwe were a. relief agencies b. military groups c. political parties d. nonprofit organizations select the best answer from the choices provided. a b c d

In russia which of these challenges affects the transportation of both petroleum products and other goods?