Weegy: c. Retinal scan Retina Pattern Biometric system uses an infrared beam to scan your retina. [ Retina pattern biometric systems examine the unique characteristics of user?s retina and compare that information with stored pattern to determine whether user should be allowed access. Some other biometric systems also perform iris and pupil measurements. Retina Pattern Biometric Systems are highly reliable. Users are often worried in using retina scanners because they fear that retina scanners will blind or injure their eyes. ] User: Intruders exploiting a vulnerability in which no patch is yet available from the system vendor: a. Phishing attack b. Zombie attack c. Zero-day attack d. Social Engineering attack Weegy: d. Social Engineering attack (More)

Weegy: C. a fear of abandonment. User: Children in foster care do not always express their emotions outwardly, but when they have disagreements with peers or adults they often feel these two emotions: A. anger and rage. B. anxiety and fear. C. anger and anxiety. D. sadness and fear. Weegy: D. sadness and fear. User: It is important to help children with chronic illnesses and extended absences stay connected to their classroom and their peers because: A. friendships are critical for these children's development. B. their parents are not teachers. C. they will not learn anything at home. D. having a relationship with a teacher is important. Weegy: D. having a relationship with a teacher is important. (More)

Weegy: D. having a relationship with a teacher is important. (More)

Weegy: D. retreat into their shells. User: All children need a nurturing teacher, a flexible classroom environment, a challenging curriculum and: A. competition. B. toys. C. friends. D. books. Weegy: All children need a nurturing teacher, a flexible classroom environment, a challenging curriculum and: C. friends. (More)