Read the paragraph from "how we entered world war i." as ships piled up in home ports, american commerce threatened to come to a standstill affecting the entire national economy. the cabinet grew seriously alarmed. although wilson possessed the executive authority to arm ships, he was reluctant to take the step that would inevitably start the shooting. he preferred to ask congress for authorization, thus touching off the great debate and filibuster on the armed ship bill. how does the author organize the text to support her viewpoint in the paragraph?
a. she compares and contrasts main details.
b. she states a main idea and offers details to make her point.
c. she uses repetition of the main point.
d. she details events in chronological order.

the united states constitution is the supreme law of the united states. the constitution, originally comprising seven articles, delineates the national frame of government. its first three articles embody the doctrine of the separation of powers, whereby the federal government is divided into three branches: the legislative, consisting of the bicameral congress; the executive, consisting of the president; and the judicial, consisting of the supreme court and other federal courts. articles four, five and six embody concepts of federalism, describing the rights and responsibilities of state governments, the states in relationship to the federal government, and the shared process of constitutional amendment. article seven establishes the procedure subsequently used by the thirteen states to ratify it. it is regarded as the oldest written and codified national constitution in force.

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