Art of writing by signs representing single sound and group of sounds is known as:

Stenography (C): Stenography is the artwork of writing with symbols or abbreviations to symbolize sounds, phrases, or terms. This approach is designed for fast transcription, that's crucial in contexts where velocity is vital, like court reporting. Telemetry (A): This refers to the automated collection and transmission of records from far flung resources to receiving structures. Verbalization (B): This is the act of expressing thoughts or thoughts in words. Rheology (D): This is the have a look at of the glide and deformation of be counted, specifically beverages and solids.