Can someone please check if my answers are correct please I really need some help.

1.Which word in the sentence, if any, should be followed by a comma?
My dear the answers are not written in the stars.

A.
My

B.
written

C.
There is no error in comma usage.

D.
dear<------
2. Which word in the sentence, if any, should be followed by a comma?

The puppies opened their eyes yesterday Grandma.

A.
opened

B.
There is no error in comma usage.

C.
yesterday<-----

D.
puppies
3.Which word in the sentence, if any, should be followed by a comma?

Moreover students who turn in their assignments early will receive extra credit.

A.
early

B.
There is no error in comma usage.

C.
Moreover<----

D.
assignments
4.Which word in the sentence, if any, should be followed by a comma?

Generally speaking the leaves begin to change color in October.

A.
There is no error in comma usage.

B.
color

C.
begin

D.
speaking<------
5.Which additional word in the sentence, if any, should be followed by a comma?

The solution, I believe will be found by examining the problem logically.

A.
believe<-----

B.
There is no error in comma usage.

C.
examining

D.
found
6.Which word in the sentence, if any, should be followed by a comma?

Her favorite horse is Taffy a palomino mare.

A.
is

B.
There is no error in comma usage.

C.
horse

D.
Taffy<------
7.Which word in the sentence, if any, should be followed by a comma?

The film Ben Hur was widely acclaimed and is still much appreciated.

A.
film

B.
There is no error in comma usage.<------

C.
acclaimed

D.
Hur
8.Which word or abbreviation in the sentence, if any, should be followed by a comma?

Mr. Alex Jackson, CEO founded the company 10 years ago.

A.
founded

B.
Mr.

C.
CEO<----

D.
There is no error in comma usage.
9.Which word in the sentence, if any, should be followed by a comma?

The dog that is barking so loudly belongs to Mr. and Mrs. Levin.

A.
loudly

B.
dog

C.
belongs

D.
There is no error in comma usage.<-----
10.Which word in the sentence, if any, should be followed by a comma?

The tide is very low which is typical for this time of day.

A.
low<----

B.
tide

C.
typical

D.
There is no error in comma usage.