To support your answer and give you credit when your teacher is grading your work.
I am pretty sure that the answer for the first question is A. Both empires shared similar laws and traditions because The West and East used the same laws and Eastern Roman Empire continued using them.
The second one is definitely b. It serves as a day of rest and worship. as it is main points of hajj for Muslims.
The third is b. a monk who defended the use of icons.
And what about the last one - b. Muslim non-Arabs were granted more privileges than Muslim Arabs. This quite a triky question, but the think you should remember is that Muslim non-Arabs were treated better.
Over speculation means to over "guess." eg, majority of the people feel the stock market will go up, so they greedily buy, when in reality it's the peak already and stock market prices will drop soon.
Answer:
How are agricultural regions influenced by the physical environment and climatic conditions?
Explanation: