Which sentence has proper subject-verb agreement?

1.Hope, peace, and love is achievable for everyone.
2.Neither Harper nor Finn are aware of the details. ***
3.Missouri and Illinois are states along the Mississippi River.
4.Either you or I are responsible for cleaning the house this afternoon.

ok thank you

The sentence that has proper subject-verb agreement is:

3. Missouri and Illinois are states along the Mississippi River.

The sentence that has proper subject-verb agreement is: "Missouri and Illinois are states along the Mississippi River."

When compound subjects include "and," the subject is considered plural.

When compound subjects include "or," the subject is considered singular.

Sentences 1 and 3 need to have plural verbs.
Sentences 2 and 4 need to have singular verbs.

2 is incorrect.