Viable Option 

A secondary choice that is feasible and will be satisfactory to one's needs in a given particular situation.

"Yeah man, I mean Dylan, Philip, or even Mike would be viable options."

Viable Option by reeree1023 September 19, 2016

viable purchasing option 

the greatest line for anybody to ever put on their resume

Taylor: "Jeez Jason, I don't know how to make my resume sound option"
Jason: "Just say you helped customers by presenting them with viable purchasing options."

viable purchasing option by phunk master flex June 13, 2012