Answer:
c. slow-to-warm-up
Explanation:
One of the important characteristics which a child learns is to deal with new situations and unknown people. It requires a comfort level and a supportive hand for a child to deal with them. "Temperament" refers to the way a child deals and faces a situation. It is the child's approach to learn, acquire and deal with each situation. This further defines the temperament of the child. Some children are more comfortable to deal with new situations while some feel nervous and cautious in doing so. Some children prepare to adjust to the new environment and with new people at their own pace. They develop their interactive proceedings to do so. A child requires time and patience to indulge in such situations. Such proceedings are termed to be slow-to-warm-up.
In Marc's situation, he is a child who experiences, slow-to-warm-up. When he was an infant he was not familiar with the new environment but with time when he turned to be a preadolescence, he made himself adapted and comfortable to the situations.
