The desert was harsh and hard to cross
The answer is B. Selection for two extreme variations of a trait
Disruptive selection : changes in population genetics in which extremes value of a trait over intermediate Value
By selecting two extreme variations of the trait, in will be categorized as Directional Selection, nor disruptive selection
Explanation:
If heat is released in a reaction, enthalpy Change in the reaction is negative, then it will be exothermic
Describe the different types of relationships (good and bad) that could possibly exist between organisms living in the same community
That would potentially lead to leave too much power for a specific person/group in the Government.
Representative Government put more power in the hands of the people, which prevent the government to do whatever they please
hope this helps