What is the relationship between the $Ophrys$ orchid and the male bee?

Predation,parasitism,and commensalism share a common characteristic,which is $.......$

Niche overlap indicates:

In a given habitat,plants show the least competition with which of the following?

Given below are two statements:
Statement $I$: Gause's competitive exclusion principle states that two closely related species competing for different resources cannot exist indefinitely.
Statement $II$: According to Gause's principle,during competition,the inferior will be eliminated. This may be true if resources are limiting.
In the light of the above statements,choose the correct answer from the options given below :

Which one of the following is most appropriately defined?