Question

odd man out material sources, written sources, unwritten sources, oral sources ​

Answer 1

Answer:

Oral sources are odd one out because it does not include any documents literally explained to others. In fact, this includes only open conversation and study of historical information about anything. It belongs to too many sources and includes oral histories carrying out with the study.

Answer 2

Answer: oral sources

Explanation:

The other sources are fool-proof and can be trusted as they are fixed records, but oral sources cannot be that reliable as they can be morphed and can also contain irrelevant information.