which implication about vertical integration is not correct?

the greater the number of firms in the vertically adjacent activity the less adventurous is vertical integration

The greater is the name for a correlation between the two stages, the greater the advantages of vertical integration.

The More Unpredictable is the man the list adventurous is vertical integration.

The greater the dissimilarity between two stages in terms of the optimal scale of operation for more adventurous is the vertical integration.