A keyword with very low clickthrough rate (CTR) will usually receive:

A keyword with very low clickthrough rate (CTR) will usually receive:

A)  more impressions on the Google Display Network
B)  impressions only on the Google Search Network
C)  a low average cost-per-click (CPC) on Google search.
D)  a low Quality Score on the Google Search Network

Answer : a low Quality Score on the Google Search Network

Reason :

Google defines its Quality Score using the following components:


  • Past click-through rate (CTR) of a keyword.
  • Past CTR of a display URL.
  • Account history (overall CTR for ads and keywords)
  • Landing page quality.
  • Relevance of keywords to ads.
  • Relevance of keywords to search queries.
  • Geographic performance.
  • and more .......

Read more at https://support.google.com/adwords/answer/140351?hl=en