It is the quality of being suitable or proper in the circumstances

Whose task it is to ensure that the product flows logically from one step to another?

The best definition of an idiom is a. a word or phrase that describes a noun b. a word or phrase describing a verb c. a phrase containing figurative language in which the word expresses a different idea from its exact meaning d. a phrase that compares two unlike objects or ideas

How can u permanently delete a picture from your camera ?