When to Use That or Which

People ________ live in glass houses shouldn't throw stones.

• who

• which

• that

• that, but who would also be correct

Walden Pond, ______ was written in the mid-1800s, remains a popular book among romantic and individualistic Americans.

• who

• which

• that

• that, but which would also be correct

She prefers to watch movies ______ make her cry.

• which

• who

• that

• that, but which would also be correct

He bought all the books ________ are required for the course.

• who

• which

• that

• that, but which would also be correct

Tashonda Viereck's children, ______ all graduated from college, came home for her eightieth birthday.

• who

• which

• that

• that, but which would also be correct

The police were able to find no evidence against her, _____ surprised no one who knows her well.

• who

• which

• that

• that, but which would also be correct

The problem about ________ I wrote is the subject of today's lecture.

• who

• which

• that

• that, but which would also be correct

The day ______ it happened was Thursday.

• who

• which

• that

• that, but which would also be correct

Jack Trainer, _______ lives next door, is a marathon runner.

• who

• which

• that

• that, but who would also be correct

There are two islands _______ the river flows around.

• who

• which

• that

• that, but which would also be correct