Answer: The correct answer is D. None of the above
Explanation:
Although the first three alternatives may eventually contribute, none of them is a prerequisite for a successful marriage.
Living together before the wedding is meant to get to know each other better, but there is no indication that it will make the marriage last any longer. Likewise, religious and premarital counseling can help the couple, but without any guarantee. What makes the marriage successful is the couple's complicity, love, and tolerance for the defects they both have.
It is called situational irony. An example would<span> be when someone buys a gun to protect himself, but the same gun is used by another individual to injure him.</span>
States are good for United Regions that share similar culture and religion such as UAE- United Arab Emirates, UK- United Kingdom, USA- United States of America etc.
The researcher who deals with scientific research that uses human beings must meet the ethical guidelines that guarantee the safety of the participating humans. There are several guidelines that must be applied according to the tests and the elements to which these human beings will be submitted. However, in general, we can affirm that it is the researcher's duty to request the participant's informed consent, without coercing or influencing him to give consent. In addition, the researcher must ensure that the research has a balance between risks and benefits and inform the participant of all of this. The researcher must ensure that the participant receives humane and fair treatment.