In this task, you need to answer the given multiple-choice question on geometry. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

[EX Q]: Problem: if the sides of a cube are in the ratio 4 : 3 . what is the ratio of their diagonals ? 
Options: a ) 4 : 3 , b ) 4 : 8 , c ) 4 : 1 , d ) 4 : 2 , e ) 4 : 7
[EX A]: a

[EX Q]: Problem: sides of a triangle are 13 cm . 14 cm . and 15 cm . respectively . calculate the area of triangle . 
Options: ['a ) 80', 'b ) 82', 'c ) 84', 'd ) 86', 'e ) 88']
[EX A]: c

[EX Q]: Problem: how many odd numbers between 10 and 2000 are the squares of integers ? 
Options: a ) 12 , b ) 14 , c ) 16 , d ) 18 , e ) 20
[EX A]:
e