What is a researcher?

a researcher is someone who examines or tests a theory or object to collect data

Explanation:

mark me the BRAINLIEST

a person who carries out academic or scientific research.

"a medical researcher who pioneered the development of antibiotics"

a person whose job involves discovering or verifying information for use in a book, program, etc.

"radio and TV researchers"

Explanation:

explanation:

japan participated in world war i from 1914 to 1918 in an alliance with entente powers and played an important role in securing the sea lanes in the west pacific and indian oceans against the imperial german navy as the member of the allies.