Answer:
The pilgrim's first corn crop was successful because they received guidance and support from the native Americas to develop an effective plantation.
Step-by-step explanation:
To understand this answer we need to analyze the concept. the pilgrims had established a connection with the native Americas. This connection permitted them to acquire different learnings from them. one of them was the natives' plantation techniques that eventually helped the pilgrims have a successful corn crop. specifically, the Wampanoag were the ones who taught the pilgrims their techniques and they included wild berries and nuts. So, the pilgrims created the thanksgiving tradition to show their gratitude.