Little sammie, a nick-name since childhood, is a 23 year-old single man who lives at home with his parents, joe and isabelle carhart. he is an only child. sammie attended special education classes and since graduation has been working in a sheltered workshop. joe comments, "my son is a hard worker and gets along really well on the job." however, joe and his wife are becoming increasingly concerned about how sammie will manage if something happens to them. "my son is such a good boy but he’s so gullible. it’s easy to take advantage of him," said isabelle. she adds, "he simply cannot manage on his own." which of the following diagnoses best apply to sammie?
a) specific learning disorder. b) intellectual disability. c) language disorder. d) attention-deficit hyperactivity disorder.