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

[Q]: Problem: find the surface area of a 10 cm x 4 cm x 3 cm brick
Options: a ) 84 , b ) 124 , c ) 164 , d ) 180 , e ) 120
[A]: c

[Q]: Problem: a rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered . if the area of the field is 800 sq . ft , how many feet of fencing will be required ?
Options: a ) 100 feet , b ) 120 feet , c ) 150 feet , d ) 180 feet , e ) 186 feet
[A]: a

[Q]: Problem: if two sides of a triangle have lengths 3 and 8 , which of the following could be the perimeter of the triangle ? i . 9 ii . 15 iii . 19
Options: ['a ) none', 'b ) i only', 'c ) ii only', 'd ) iii only', 'e ) i , ii , and iii']
[A]:
d