The phrase "a viable argument that" is correct and usable in written English.
It can be used when discussing the validity or soundness of a particular argument or claim in a debate or analysis.
Example: "There is a viable argument that climate change is primarily driven by human activities."
Alternatives: "a valid point that" or "a sound argument that".
"There may not be a viable argument that, just because a World Service person is somewhere, they can automatically step into a BBC News role".
Under U.S. copyright law, the studios "had a viable argument that they were entitled to 100percentt of the monies, and they would take steps to collect it.
It is most likely a viable argument that certain features of the male fetus, such as larger head circumferences 23 or wider shoulder diameters, are somehow contributing to this effect.
Several said they thought it was implausible, for example, for the report to assert that Mr. Clinton abused the power of his office by making a viable legal argument that executive privilege permitted the White House to shield the President and some Presidential aides from having to testify.
The claim that selling sex can help a woman climb out of poverty, on a micro level, is a viable argument.
He also pointed to the absence of viable opening dates in the period between the originally scheduled opening and this weekend, an argument that seemed spurious to me).
First, there is no viable federal constitutional argument that states are required to fund religious institutions, including religious schools.
But it's not likely to be a politically viable argument.
But is there a rational or reasonable argument that a fertilized egg has the same moral standing as a viable human being?
On the one hand, climate activists can argue that the dangers of rail make it a less viable alternative and strengthens their argument that denying a permit for Keystone could stop some oil-sands development.
He was soon finished as a viable candidate after that.
