I think its C. they recognized Abu Bakr as the rightful caliph of islam.
Answer:
She told me put my heart in the bag (In the bag)
And nobody gets hurt (Nobody)
Now I'm running from her love, I'm not fast (Fast)
So I'm making it worse (Making it worse)
Now I'm digging up a grave, from my past
I'm a whole different person (A whole different person)
It's a gift and a curse (A gift and a curse)
But I cannot reverse it
Explanation:
The answer is B. They thought they could benefit from the area's warm climate and fertile soil.
Hope I helped