C- Secularism was promoted by Renaissance humanism by pushing the study of philosophy, literature and science. This way people's ideologies became uniformed.
Secularism refers to differentiating the region (country, state, territory) free from religious beliefs and let there be a spread of belief, equality, oneness among people belonging to that region.
Renaissance humanism tells us the types of proven ideal ways to deal with life and progress together as a nation of different prospects compared to the other non-ideal countries.It promoted secularism which refers to one nation one religion by wide-spreading the ideologies of philosophy, literature and science. This developed a uniformity in the beliefs of the people and their thinking.Science and philosophy were two most important tools in the target of making the world a favorable place to live and defined it as an ideal society free from discrimination from religions, castes, races, genders, etc.
Hence, The correct option is C that the Renaissance humanism spread secularism by the way of pushing the study of philosophy, literature, and science.
To know more about secularism, refer the link given below.
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