What would be a primary source for the Age of Exploration

Do you need help using primary sources to teach about the Age of Exploration? I have spent hours digging through the Library of Congress and National Archives to find the best, student-friendly primary sources. (Click here for lists of kid-friendly primary sources for other topics.)Why use primary sources in the first place? The answer is summed up in this great quote from docsteach.org (the National Archive’s tool for teaching with primary sources).

d will be ur answer

to mark sum 1 brainliest there has to be 2 answer at least

b. would be the answer if not try c

hope this correct me if my answer is wrong if i am correct can you plz give me brainliest

: ) : 0 : o : d

explanation: