What is a simple subject and a complete subject?

A simple subject is the noun or pronoun that the sentence is about.

A complete subject may be a noun, pronoun, a noun phrase, or a noun clause.

Explanation:

"John walked his dog."

- the simple subject is the noun "John"

- the complete subject is the noun "John"

"It was a dachshund."

- the simple subject is the pronoun "it"

- the complete subject is the pronoun "it"

The house needs painting.

- the simple subject is the noun "house"

- the complete subject is the noun phrase "the house"

A good coat of paint will make a big difference.

- the simple subject is the noun "coat"

- the complete subject is noun phrase "a good coat of paint"

Someone to help us will make the job go quickly.

- the simple subject is the pronoun "someone"

- the complete subject is the noun clause "someone to help us'

- "he is a very real person and his intent isn't to influence us vonnegut addresses this towards the end of the letter when he says, if we choose to curse, that is by our own individual means."

are there answer choices to this particular question?