How did advancements during the Gupta period transform mathematics
A.They invented algebra.
B.They created the concepts of square numbers and square roots.
C.They developed a decimal system with a numeral for zero.****
D.They made progress in metallurgy.
Under whose reign did the Gupta empire reach its greatest size?
A.Chandragupta Maurya
B.Chandra Gupta I
C.Samudra Gupta
D.Chandra Gupta II
Idk this one
HELP ME
If you want to know they are CDC
1 C
2 D
3 C