For which scenario(s) should an advertiser consider optimization?

1. The line item is achieving its performance goal but has potential to perform better.
2. The line item is spending its budget at an optimal pace.
3. The line item is not achieving its desired KPI or goal.
4. The line item is not spending enough of the allocated budget.

Correct Answer:

• The line item is achieving its performance goal but has potential to perform better.
• The line item is not achieving its desired KPI or goal.
• The line item is not spending enough of the allocated budget.