You might analyze exact match impression share data to get an idea of:

You might analyze exact match impression share data to get an idea of:

• the percentage of eligible impressions you received for searches that exactly matched content on your landing page
• the percentage of eligible impressions you received for searches that exactly matched your keywords
• the number of times your ads were shown on the Search Network
• the number of eligible impressions your broad match keywords received

The correct answer is:

the percentage of eligible impressions you received for searches that exactly matched your keywords