AFTER: BEFORE

Anthology : Poems ::

Break : Pain :: Wound :

Candle : Wax

Carbon : Diamond :: Corundum : ?

Cardiology : Heart :: Psychology : ?

Choose the appropriate pair of words that matches the relationship between obstinate : stubborn

Choose the correct analogy for the pair 'Helmet : Head'.

Choose the correct analogy of Colour : Spectrum.

Choose the correct analogy of 'Relevant : Crucial'.