Marta's son roberto is very upset and angry. he is overtired from their trip to the zoo, and he just fell down and scraped his knee on the sidewalk. marta brings roberto on her lap, and tries to comfort him by talking about all the fun they have had and how tiring the day was. what is she teaching roberto?

Teaching given by Marta is about the language usage so that control over intense feeling can be achieved

Explanation: As Marta's son got tired from the zoo trip and also got slight injury on the knee , she is trying to calm him with the talk as he is angry and upset. The intense feeling of anger and distress is required to be calmed doen so Marta is taking about the good events of the zoo.

Language in the form of taking is playing the role as the controlling medium. By talking about fun and tiring day she is trying to teach Roberto about the controlling the intense feeling through the medium of language.

  b.

there are isolated pockets of farming, generally around rivers and oases, which are used for irrigation.