In general, we respond to happy, playful toddlers differently than we respond to standoffish, irritable toddlers. for instance, we may smile and interact more with the happy toddler, while redirecting, ignoring, or trying to change the behavior of the irritable toddler. this example illustrates a(n) gene–environment correlation.

evocative

Explanation:

Evocative gene–environment correlation:-

It happens when the heritable behavior of the individual evokes a particular or new environmental response.

This is can be further understood by the example given below as:-

The individual who are extrovert seek completely different environments than those people who are shy and introvert.

Hence, in the given example, it illustrates evocative gene–environment correlation

the plates spread at mid-ocean ridges (they are divergent plate boundaries) which allows magma to rise through the weakness between the plates. the magma then emerges as lava from the boundary and cools, creating a new crust.