Imagine you have an array of $30$ strings that hold students' names, and a second array of doubles that holds their GPA's. The value in one array matches up to the same position in the second array. $($Ex $-$ names$[0]$ goes with GPA$[0],$ names$[1]$ goes with GPA$[1],$ etc.$)$

These are known as $\_\_\_\_\_\_\_\_\_\_\_\_\_\_$ arrays.

Question $6$ options:

a$)$

doubled up

b$)$

table

c$)$

$2$ dimensional

d$)$

parallel