Answer:
Snowball sampling
Explanation:
Snowball sampling may be defined as a type of non probability sampling technique. In this sampling the existing study recruits the future study and sample grows like rolling.
Dr. Chandler has prepared the report of the people abducted by UFOs and asked to share the details of the other people as well. Here, the present study depends on the future study as she asks the existing people to refer the more people.
Thus, the answer is snowball sampling.
C.Ecstasy
Ecstasy <span>is a synthetic drug that alters mood and perception. It is chemically similar to both stimulants and hallucinogens by stimulating increased energy and pleasure. Along with creating a distorted sense of sensory and time perception.</span>
OK so I believe the best option for you to go with will be Pelvic inflammatory Disease.