How does "this is just to say" reflect imagist poetry?

This poem was written by William Carlos William.freely written. It followed no pattern but continuously written.  It has a sort of rhythm making it fond to hear. It was an ordinary poem of food. It only tells an appreciation of reserved food for breakfast which the author ate one day.

the correct answers are

-The squat pen rests; snug as a gun.

-Bends low, comes up twenty years away

-By God, the old man could handle a spade.

-Nicking and slicing neatly, heaving sods