Which of the following is correct? He tried to keep the boat on coarse

He tried to keep the boat on course

Which of the following is correct? He had a head full of coarse hair

He had a head full of course hair

Which of the following is correct? Use a course mesh wire strainer

Use a coarse mesh wire strainer

Which of the following is correct? I enrolled on a computer coarse

I enrolled on a computer course

Which of the following is correct? The ship changed coarse

The ship changed course

Which of the following is correct? They cultivated course grains for food

They cultivated coarse grains for food

Which of the following is correct? The college runs language coarses

The college runs language courses

Which of the following is correct? His language is vulgar and course

His language is vulgar and coarse

Which of the following is correct? He owns a golf course

He owns a golf coarse

Which of the following is correct? Her illness had run its course

Her illness had run its coarse