Is this noun a common noun or a proper noun?

Lake Huron

Question 4 options:

proper

common

proper

Is this noun a common noun or a proper noun?

Ohio River

Question 5 options:

common

proper

proper

Does this sentence contain a capitalization error?

In july we will go to boston, mass.

Question 6 options:

yes

no

Yes

Does this sentence contain a capitalization error?

the Stone Arch is tall.

Question 7 options:

no

yes

Yes

Does this sentence contain a capitalization error?

dad likes the Kites from china.

Question 8 options:

no

yes

Yes

Does this sentence contain a capitalization error?

Mr. Martin, a scientist, will show films about dinosaurs.

Question 9 options:

no

yes