Its the first and third one
The total area of the piece of wood is 28 feet
Sorry to disagree but I think the answer is flower-tops. The poem is about nature yes but the term heads seems to refer to the flower-tops as the topic was daffodils. This is personification as if the daffodils were humans that could dance.
Answer: ("Name of cite here, Author here, Date published here)
Explanation:
A because everything have a cause and effect