Answer:
astronomy but you could have looked it up on Google hope it helps
A is the answer. The Supreme Court can rule laws and regulations unconstitutional.
Hope this helps:
https://www.google.com/url?sa=t&source=web&rct=j&url=http://thehermitage.com/learn/andrew-jackson/general/war-hero/&ved=0ahUKEwiZjt6U0PnTAhXG7iYKHT4gBAsQFggfMAA&usg=AFQjCNG-keoioPWqUOBY6IOeiEJo1AXj0w
<span>Shahadah: sincerely reciting the Muslim profession of faith.
Salat: performing ritual prayers in the proper way five times each day.
Zakat: paying an alms (or charity) tax to benefit the poor and the needy.
Sawm: fasting during the month of Ramadan.
<span>Hajj: pilgrimage to Mecca</span></span>
It helped the Chinese accept sudden political changes because they believed that a dynasty would be born, rise to it's height, and then fall based on a mandate from heaven so they could accept political changes because they were believed to be divinely inspired or based on a recurring cycle.