Select the word-pair that best represents a similar relationship to the one expressed in the given pair of words.

(The words must be considered as meaningful English words and must not be related to each other based on the number of letters/number of consonants/vowels in the word)

Horizontal : Vertical

Humid : Dry

Horizontal : Vertical

The logic followed here is :

Horizontal and Vertical both are opposite of each other

Similarly

Humid : Dry

Humid and Dry both are opposite of each other