Which of the following commands creates a function in Bash that outputs the sum of two
numbers?
A.
function sumitup { echo $(($1 + $2)) ; }
B.
command sumitup { echo $(($1 + $2)) ; }
C.
function sumitup { echo $1 + $2 ; }
D.
method sumitup { echo $1 + $2 ; }
E.
command sumitup { echo $1 + $2 ; }
Explanation: