Which of the following are characteristics of a good performance measurement system?

$1)$ Emphasises the negative.

$2)$ Simple.

$3)$ Linked to strategy.

$4)$ Timely.

a$.1,2$ and $3.$

b$.2,3$ and $4.$

c$.1,2$ and $4.$

d$.1,3$ and $4.$

e$.1,2,3$ and $4.$