Russia, Pakistan, The US, India and Isreal
After the second atomic bomb
A hominid is an early ancestor of a human (#1)
A. Muslim mathematicians introduced algebra into the world
is correct - that is the reason why the number system we use today is the Arabic Numericals.
B. Ibn Sina collected medical knowledge into a book that was used for centuries in Europe
is correct - that books is called The Canon of Medicine.
