Under what circumstances can an individual apply for a "green card"?

An individual can apply for a "green card," which grants them lawful permanent resident status in the United States, under a variety of circumstances that include family sponsorship, refugee or asylee status, employment-based eligibility, or other qualifying conditions such as special immigrant categories.

Family sponsorship allows U.S. citizens or lawful permanent residents to sponsor relatives, which is one of the most common pathways for obtaining a green card. Additionally, refugees and asylees who are granted protection in the U.S. can apply for a green card after a certain period of residency. Employment-based green cards require individuals to have a job offer in certain professional categories and can also be petitioned by employers on behalf of skilled workers. Other pathways might include the Diversity Visa Lottery, and different special programs that cater to specific types of applicants, including those who qualify under humanitarian or special categories.

In contrast, the other options do not encompass the full range of circumstances under which a green card can be applied for. While winning a lottery system (such as the Diversity Visa Lottery) is a valid method, it is just one of many avenues and does not represent the comprehensive conditions listed in the correct answer. Relying solely on age or having a job offer from a U.S.