Which philosopher, scientist, and mathematician developed laws of refraction through studying rainbows? Andreas Vesalius
Rene Descartes
Galen
Sir Isaac Newtown

pls help its 02:50 i need sleep

What motivated germany to make an alliance with austria-hungary?   a.  fear of aggression from the united states      b.  fear of aggression from france      c.  the desire to invade russia      d.  fear of aggression from england

If you discover that an aggressive driver is following you,you should not? a.drive home or to work b.drive to a crowded location c.flash your lights and honk your horn

Which of the four planes was hijacked first? a.flight 175 b.flight 77 c.flight 11 d.flight 93