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

Input: Consider Input: Problem: a rectangular field has area equal to 150 sq m and perimeter 50 m . its length and breadth must be ?
Options: ['a ) 15 m , 15 m', 'b ) 15 m , 90 m', 'c ) 16 m , 10 m', 'd ) 15 m , 10 m', 'e ) 15 m , 30 m']

Output: d

Input: Consider Input: Problem: an equilateral triangle and three squares are combined as shown above , forming a shape of area 48 + 4 3 . what is the perimeter of the shape formed by the triangle and squares ?
Options: ['a ) 18', 'b ) 27', 'c ) 36', 'd ) 48', 'e ) 64']

Output: c

Input: Consider Input: Problem: the measurement of a rectangular box with lid is 25 cmx 4 cmx 18 cm . find the volume of the largest sphere that can be inscribed in the box ( in terms of cm 3 ) . ( hint : the lowest measure of rectangular box represents the diameter of the largest sphere )
Options: a ) 11.12 , b ) 10.11 , c ) 72 , d ) 10.66 , e ) 9.2
Output: d