Who pioneered the use of mathematics in geographical measurements? A.)Doreen Massey

B.) Ptolemy

C.) Abū Rayhān al-Bīrūnī

Correct answer is B.) Ptolemy

Explanation:

B is the correct answer as it refers to a famous mathematician and a geographer from Alexandria, who created a famous Ptolemaic system, that later influenced many geographers, astronomers and mathematicians.

A is not correct as it refers to famous modern geographer Doreen Massey that lived in 20th Century.

C is also not correct Abū Rayhān al-Bīrūnī because it is the name of famous Islamic scholar from 11th Century.

i think the reason that they immagrated was to find freedom of religion