Religious faith, or the conviction that God exists, plays a significant role in the lives of many individuals.
The sentence gives a definition of this kind. Answer 4 is correct Informal definition
The word "informal style" refers broadly to speech or writing that uses language in a casual, everyday, and typically colloquial manner.
What is religious faith so important?
Religion is said to affect people's subjective well-being in a variety of ways, including giving individuals a sense of community and serving as a significant source of social support, giving people's lives meaning and purpose, and lastly inspiring them to adopt healthier lifestyles.
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