Final answer:
The Stratocaster is a renowned brand name of an electric guitar, first designed by Leo Fender. It's classified as a chordophone under the system where musical instruments are categorized by how sound is produced.
Step-by-step explanation:
The Stratocaster, often referred to as a “Strat,” is a brand name for a type of electric guitar that was designed by Leo Fender and was first introduced in 1954 by the Fender Electric Instrument Manufacturing Company. The Stratocaster has since become a staple instrument in many musical genres including rock, blues, and jazz. According to a method of studying music from LibreTexts, the classification of a musical instrument is determined by how its sound is produced. In this classification system, the guitar is considered a chordophone, which is a type of instrument where the sound is primarily produced by the vibration of strings.