'viable scenario' is correct and usable in written English.
You can use it to describe an option that is capable of working or being successful. For example, "We need to come up with a viable scenario for getting the project done on time."
Albeit that's a viable scenario, but I can't tell you from one day to the next how it felt.
At the very least, if those peace talks fail it would then be possible to cement a less desirable but equally viable scenario for the long term.
Comparing the results suggested a viable scenario, namely a structure consisting of a circular disc and a frame positioned at the open end of the blast chamber.
The challenge for physicists is generating a viable scenario, consistent with observations and experiments, that can give you enough of an excess of matter over antimatter.
In this section, the focus is on testing whether resynthesis of the various spot signals from a downmix sum signal is a viable scenario.
I do believe that Gross and Bhattacharya propose a new (even if rooted in previous work) and viable scenario for the origin of meiosis (and, potentially, mitosis).
The truth is that all of these are still viable scenarios.
Seen in this way, they are not just poster children for postmodernism, but direct descendants of Shakespeare who "ransacked the cupboards of high and low literature, history and folklore in search of viable scenarios, cobbling together scraps of Ovid, Holinshed, Latin comedy, commedia dell'arte sketches".
And those are just the most viable scenarios.
This is only one of three known, viable scenarios that could lead to the matter-rich Universe we inhabit today, with the other two involving new neutrino physics or new physics at the electroweak scale, respectively.
Craig explains, "We were in limbo about researching different options, so we decided to divide and conquer, each spending time considering viable scenarios, and would see who would get to an acceptable way first".
