Dased
3
यदि OA
C)
OB=
-)
भए AB लाई xi +yj मा व्यक्त गर्नुहोस्
4​

Can u translate to English

Answer (datum point);

Historians are researchers of the past or people who understand the history of people. with this field, they must possess qualities such as being unbiased, patient, efficient reader, has a knack for logic and critical thinking and reasoning, disciplined, open-minded, resourceful, with good analytical ability, good reasoning skills and problem solving!