Answer:
Countable noun :
The things that we can count 1 by 1 .
Eg. Stone, pens etc
where as,
Concrete noun:
The noun that we can touch,see.
Eg. Dog, dust
The given poem above is actually written by Walt Whitman which is entitled "<span>In Cabin'd Ships at Sea". In this poem, we can notice the structure that the author used here which is the "long-line structure", and the reason why he chose this structure so that he can include a list. Hope this helps.</span>
Answer:
it is answer choice a since poison oak and poison ivy are poisonous plants, thus being relevant to the subject