Hello,
Here is ur answer
sparta, roman empire, athens, classical greece, and greco-persian wars.
C. railroad...............
Answer:
Letter B - India/Pakistan
Explanation:
The venue of the Green Revolution in India allowed to prevent a massive famine in India and Pakistan in the early 1960's, saving a great number of people in this second most populated country of the world.
A Mexican research team introduced a new variety of wheat in India during that period and that earned them a Nobel Prize in 1970.
it is called Machhapuchare