Classify the information $(1$ to $5)$ according to the source of evidence.

$1.$ An internal auditor observes one of the weekly draws for football event tickets. Blank $1$

Oral evidence.

$2.$ An internal auditor reviews a signed copy of the report that lists the names of the winners, the list is compiled by the marketing clerk. Blank $2$

Documentary evidence.

$3.$ An internal auditor interviews the manager to determine whether the goods received notes are received from the supplier as acknowledgement of receipt of football kits delivered. Blank $3$

Oral evidence.

$4.$ An internal auditor examines a photocopy of the inventory list that will be used during the inventory count from the warehouse manager. Blank $4$

Physical evidence.

$5.$ An internal auditor reconciles the number on the winning tickets against the list of the winners. Blank $5$

Evidence generated by the internal auditor.