Answer:
When Helen was about 18 months old, she was stricken critically with scarlet fever, which threatened her life. Helen survived, however, but her parents soon discovered she had a total loss of sight and hearing. Before she fell ill, she was began to talk. After she recovered, she lost the vocabulary she had mastered. She had no means for communication other than acting out what she wanted and throwing a tantrum if she didn’t get her way immediately. At age six