Which partner is correct, and what evidence accurately would defend their belief ?

What is the question? if you were looking to design a method of separating something, you can separate this compound by putting both in water and allowing the water to dissolve the sugar. then pour it into another beaker and evaporate it then boom! salt and sugar : ) 

Tamarind can be grown on homesteads, plantations, and wasteland or as a forest tree. methods of propagating tamarind there are two methods of propagating tamarind trees: seed propagation and vegetative propagation. seed propagation: it involves the collection, preparation and direct planting of the seed.answer from google full credit to google.

Everything that you need in a lab is in your lab