Question

The instrument 'combine' is used for​

Answer 1

Answer:

The modern combine harvester, or simply combine, is a versatile machine designed to efficiently harvest a variety of grain crops. The name derives from its combining three separate harvesting operations - reaping, threshing, and winnowing - into a single process.

Answer 2

Answer:

A combine is an instrument which is a combination of both harvester and thresher. The crops after harvesting can be threshed, these two operations take a single process. Combine are economically important as they save time.

So, the correct answer is 'Harvester and Thresher'.