Answer:
A. traits of individuals in the present population
Step-by-step explanation:
- As oak is a tree of the beech family and is found in the native North America and is grown in the states of America and in Canada and is impacted by the climate change as this is found in the Mediterranean to semi-arid desert to temperature climate regions of the world, the tree can grow in the diverse type of climates but it depends on the individual traits of the tree to sustain the invasion of species and the temperature.