Match the term on the left with its matching explanation on the right. Write down only the letter of the left column with the number of its explanation. For example, if you believe that $2$ is the correct explanation for a$,$ you would write $$a $2$ and so on$.($US$7865$ SO$1,$ SO$5,$ SO$6,$ SO$7,$ SO$8)$

Term Explanation

a Customer letter $1$ Customer verbal feedback $$ may not be accurately interpreted

b Telephone call $2$ Being visible and interacting personally

c Customer care card $3$ Customer writing in with their views

d Store Manager $4$ Strategically placed in store

a $-\_\_\_\_\_$

b $-\_\_\_\_\_$

c $-\_\_\_\_\_$

d $-\_\_\_\_\_$