Hi - with AS joining Oneworld I need help choosing which program to make my primary one. I am leaning towards Alaska..

(1) What is most important to you in a FFP?
Upgrades on travel, reward travel
(2) How many miles do you usually fly each year & in what class? How many flights/sectors?
~120k miles a year, when flying domestically economy (40 segments a year) when flying international usually in paid business class (4 RTs a year)
(3) What types of fares do you usually buy?
Mostly economy
(4) Can you choose your airlines and/or class of service? Do you travel for work and/or pleasure?
Yes I can choose, most travel is for work
(5) Which routes and airlines do you fly most often?
US Domestic, AUS-SJC is most frequent route
(6) What is your home airport?
AUS
(7) Do you have FFP status of any kind in OW or other airline? What is it? Do you have any miles banked in a FFP?
AA Platinum Pro
AS MVP Gold
WN A-List
(8) Preferred Airlines? Most common Airlines flown on?
Almost all travel is on one of 3 of AA, AS, WN