“The Influence of Arm Muscle Strength And Hand-Eye Coordination on Volleyball Underhand Passing Ability as Viewed From The Motivation of Students At SMA Negeri 21 Makassar” (2025) COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga, 17(2), pp. 831–847. doi:10.26858/cjpko.v17i2.72376.