Answer:
the whole town of Calamba together with San Pedro biñan and sta Rosa were originally a part of town Tabuco present-day Cabuyao
Explanation:
The cities of Pedro biñan and sta Rosa, as well as Calamba, were all a part of town Tabuco a large expanse of land, also known as Cabuyao. It was after the colonization of the territory by the Spanish colonists that these cities were separated from Tabuco.
The name Cabuyao stems from the Kabuyaw tree, that is Citrus hystrix. When the barangay of Malabanan which includes all the three cities mentioned above became the estate of the religious leaders, they were then separated from Tabuco or Cabuyao.