Question

what are the two general categories of sandwiches? 41 hot and cold whole and half small and big open and closed

Explanation:

Sandwiches are generally categorized based on their structure. Open - faced sandwiches have one slice of bread with toppings exposed, while closed sandwiches have two slices of bread enclosing the fillings. This structural difference is a fundamental and widely - recognized classification.

Answer:

open and closed