Answer:
Answer: Helping people and serving society: Karma Yoga
Performing physical exercises before meditation: Raj Yoga
Worshiping a deity with dedication: Bhakti Yoga
Step-by-step explanation:
Karma Yoga: The karma yoga is one of the foundations of yoga to do those acts which are beneficial for self and for the society, respect self and others.
Raja Yoga: It is the nature state of calmness, peace and contentment by performing yoga asanas and meditation.
Bhakti Yoga: It emphasis on worshiping god. Abiding to bhakti yoga one learns to love god and the religious rituals.