Two-dimensional (flat) maps of very small areas are more reliable than maps of very large areas because... a. the larger the area, the more likely errors in map-making are made
b. the larger the area, the greater effect of the curvature of the Earth
c. the larger the area, the harder it is to draw very small details on the map
d. none of the above

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!

Your answer is d. silli hope this ! : ) i left an explanation down below if you need it: a sill forms when hot magma squeezes between layers of rock to form a hardened sheet of rock. a sill is basically a tabular sheet intrusion between old layers of sedimentary rock, volcanic beds, or in the direction of foliation inherent in metamorphic rock. the word sill means a concordant intrusive sheet.