Explanation:
Social Harmony is defined as a process of valuing, expressing, and promoting love, trust, admiration, peace, harmony, respect, generosity and equity upon other people in any particular society regardless of their national origin, weight, marital status, ethnicity, colour, gender, race, age and occupation etc.
Yes, because we live in a peaceful society
Web 2.0 refers to technology that is available on the World Wide Web that requires no technical expertise to create and use. Basically any web-based presentation application would work. Prezi is a popular one.
Yes, it does, it fall under either one