I think you can select Masters if you've been awarded degree.
University degree at the Master’s level
ECA assessment results:
Master's Degree
Master's Degree (Taught)
Master of [name of discipline]
Master's degree, specializing in [name of discipline]
Master’s degree with a focus in [area of concentration]
One-year Master’s degree with a focus in [area of concentration]
Two-year Master’s degree with a focus in [area of concentration]
Master of Business Administration
One-year Master of Business Administration degree
One-year Master degree
Master degree
http://www.cic.gc.ca/english/immigrate/skilled/eca-conversion.asp