code: public com.google.api.ads.admanager.axis.v201805.CreativeRotationType getCreativeRotationType() {
          return creativeRotationType;
      }
docs: Gets the creativeRotationType value for this ProposalLineItem.
  
  @return creativeRotationType   * The strategy used for displaying multiple {@link Creative}
  objects that are
  associated with the {@code ProposalLineItem}. This
  attribute is optional and
  default value is {@link CreativeRotationType#OPTIMIZED}.
  <span class="constraint Applicable">This attribute is applicable when:<ul><li>not
  using programmatic, using sales management.</li></ul></span>