IT is either B or D
as both could happen
The Aryans, who invaded northern India around 1500 B.C.E., changed the local culture in myriad ways, chielfy by introducing Indians to horses and cattle, as well as Aryan gods and language. Originally part of the large Indo-European group, Aryans were nomadic. They raised livestock as they moved from place to place.
In other words.... it's D
From England to America it took 10 weeks.
It would be much better if you attached the chart to find right answer. I suggest you to search the chart and compare all definitons. Then you can consolidate some to get the answer.
