Help bring UP my grade in English. I have a average score 25 there Which of the following sentences is correct?

Her husbands wallet was full of curious items.

Her husband's wallet was full of curious items.

Her husbands' wallet was full of curious items.

Her husbands wallet was full of curious' items.

Choose the correct sentence:

My grandmother lives on Fillmore street.

My grandmother lives on Fillmore street.

My Grandmother lives on Fillmore Street.

My grandmother lives on Fillmore Street.

Which of the following sentences is correct?

The President of the United states wields much power.

The president of the United States wields much power.

The President of the united states wields much power.

The President of the United States wields much power.

Choose the correct sentence:

Don't you love looking at the sky when Venus appears next to the moon?

Don't you love looking at the sky when Venus appears next to the Moon?

Don't you love looking at the sky when venus appears next to the moon?

Don't you love looking at the sky when venus appears next to the Moon?\

Which of the following sentence is correct?

You may not enter Mr. Harris's office without his permission.

You may not enter mr. harris's office without his permission.

You may not enter Mr. Harrises office without his permission.

You may not enter Mr. harrises' office without his permission.

Which of the following sentences is correct?

What are your childrens' names?

What are your childrens names?

What are your children's names?