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why does abraham lincoln use formal diction in the gettysburg address?

to make his appeal less emotional
to connect on a personal level with his audience
to express the intensity of his anger about the war
to give a sense of importance to the occasion

D

Explanation:

Using formal diction doesn't necessarily decrees how emotional a speech is.

Formal diction is less personal than informal diction.

If he using formal or informal diction he could of conveyed the same amount of anger.

this passage has a lot of figurative language like examples are

the day we found the sharks' teeth was foggy and cool.

moisture hung in the air so thick you could almost see it sparkling in the dim sunlight.

figurative language can not be taken seriously it is just sayings.