The answer is b.
hope it helps
Answer:
true
Explanation:
the founder and first king of Wessex. Egbert remained in exile in Francia but Charlemagne seems to have supported Egbert's bid for power and he became king of Wessex.
I believe A and C are correct.
Answer:
The Supremacy Clause of the Constitution of the United States (Article VI, Clause 2), establishes that the Constitution, federal laws made pursuant to it, and treaties made under its authority, constitute the "supreme Law of the Land", and thus take priority over any conflicting state laws.
The dynasty that succeeded the Umayyads was the Abbasid dynasty/Caliphate, and it was established by As-Saffah, who was the first caliph of the Abbasid caliphate.