I believe it's D, I hope this helps!
The name of this theorist is Skinner
According to skinner, the language that children use is a direct adaptation from what they observed from their environment, including interactions with everyone around them. So, if the parents tend to use negative language around the children, it will be very likely that the children will grow up to use similar language.
Answer:
Option A
Explanation:
Systematic desensitization is a good strategy to reduce anxiety. In this a person facing anxiety due to any provoking stimuli or situation is first relaxed and then when he/she gets stable, he/she is subjected to provoking stimuli or situation in a hierarchy from low to continuously increasing exposure to stimuli.
Hence, option A is correct