Read the passage and answer the question:

The presence of grain and representations of bulls suggest that agriculture was practiced in ancient times. However, the specific methods used are unknown. It is possible that seeds were broadcasted on ploughed lands or that a plow pulled by a bull was used. Further research is needed to shed more light on this topic.

According to the archaeologists, what was the use of oxen for the Harappan people?

They were used to plough the field.

The correct answer is Option 2- They were used to plough the field.

Representations on seals and terracotta sculpture indicate that the bull was known, and archaeologists extrapolate from this that oxen were used for ploughing.