Which phrase describes a claim that is "debatable"?(1 point)

Responses

an idea to be shared in front of a group of people
an idea to be shared in front of a group of people

an idea about a topic that is not grounded in evidence
an idea about a topic that is not grounded in evidence

an idea that can be supported by facts
an idea that can be supported by facts

an idea that is open to discussion

an idea that is open to discussion