Answer:
 A.They form organ systems is the correct answer. 
Explanation:
 
        
             
        
        
        
If a landlord refuses to rent an apartment to two single women who live together, this is discrimination on the basis of  same gender relationships.
<h3>What is meant by discrimination?</h3>
This is the term that is used to refer to all forms of bias that may happen due to the beliefs that a person may have.
This is also seen in what they do, their race and the types of religion they have and their ethnicity.
Same gender relationships are the relationships between people of the same gender in the society. Failing to rent them a house because of this is a discrimination based on belief.
Raed more on discrimination here: 
brainly.com/question/1084594
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I believe the answer is IntrospectionAccording to Wundt, Introspection is a mental state that made an individual constantly makes efforts to self-evaluate.
People with this state of mind would utilize their observation and conceptual skills in order to analyze their personal quality and development.
        
                    
             
        
        
        
Answer:
They all depended on nature and the land for survival.
Explanation:
 
        
             
        
        
        
Answer: Ethical dilemma
Explanation: Ethical dilemma is the situation that creates dilemma in making the decision between two requests.If any one of the request is considered then the another request will result infringing other .Thus, opting one request is a complex task to do because that can raise a conflict.
The situation of ethical dilemma is faced by Bob because he is in dilemma whether to handover Ruth to police but he is his friend or to ignore the fraud done by him which will result in negative publicity of Orthopedic supply center.