Answer:
energy is the quantitative property that must be transferred to an object in order to perform work on, or to heat, the object. Energy is a conserved quantity; the law of conservation of energy states that energy can be converted in form, but not created or destroyed
Explanation:
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Yea i think its 3 too because in science i never heard them talk about Ancient Greece
The correct answer is participant modeling.
Participant modeling refers to a psychotherapy technique in which a therapist demonstrates to a client how to behave in a certain situation or situations in gradual steps. After this, the client is encouraged to imitate the therapist's behavior step-by-step so that he or she can gradually learn how to behave appropriately and apply this behavior in his or her day-to-day life.
South Vietnam surrendered after Saigon fell. I hope this helps.