What is the root word in the term 'unhappiness'?

A. HAPPY

Which of the following words is formed by adding a suffix to the root word 'educate'?

A. EDUCATION

Which of the following options represents a correct transformation of the root word 'cycle'?

A. BICYCLE

Which of the following words can be formed by adding a prefix to the root word 'form'?

A. TRANSFORM

What is the root word in the word 'unhappiness'?

A. HAPPY