which of the following best explains the significance of a similarity among locations where olives, figs, grapes, and lemons are grown?

The similarity is that these can be grown in the Mediterranean climate only.

Explanation:

The similarity among all these crops which are olives, figs, grapes and lemons are that they are grown in the climate of Mediterranean.

The type of agriculture which grows all of such kind of crops is known as intensive type of agriculture. This type of agriculture can be grown in the countries such as Italy and South Africa who have Mediterranean climate in them.