Final answer:
The correct excerpt that best represents the preservation of Dominican values is the one where the mother ensures her daughters celebrate Dominican festivals with enthusiasm, despite living abroad. It shows a deliberate effort to maintain cultural heritage.
Step-by-step explanation:
The preservation of Dominican values is best represented by the excerpt that highlights most explicitly the actions taken to maintain cultural heritage. Therefore, the most representative excerpt is:
d. Despite living in a foreign land, she made sure her daughters celebrated Dominican festivals with enthusiasm.
This excerpt reflects the protagonist's effort to preserve and teach Dominican culture and traditions to her daughters even while living abroad. Celebrating Dominican festivals is a clear indication of maintaining cultural values and practices – from music and dance to food and communal celebrations – thereby ensuring those values are respected and passed on to the younger generation.