Answer:
It establishes the importance of the constitution ( B )
Step-by-step explanation:
The main effect of the Article VI of the constitution is to establish the importance of the constitution which is to check mate the powers assigned to various level of government ensuring that they are subject to the federal constitution and also to explicitly state the powers to be exercised by each arm of the Government as well.
Article VI establishes the constitution as the overall and supreme law of the country over every other kind of law/constitution and also it contains the "supremacy clause" which states that other state laws are subject to the federal constitution