[Cerrado] AA AI Preflop??

La respuesta parece muy sencilla, si, pero me gustaria saber si es mejor hacer call al 4Bet y no meter 5Bet para no polarizar tanto mi rango, o directamente jugar estandar y ante 4Bet con KK-AA meter push.

Y una segunda cuestion, con AKs se juega por cajas preflop??

Hand converted with online PokerStrategy.com hand converter:

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$0.05/$0.1 No-Limit Hold'em (9 handed)

Known players:
[tg]CO$11.00:///////;BU (Hero)$9.11:///////;SB$13.48:///////;BB$3.73:///////;UTG1$3.80:///////;UTG2$7.34:///////;MP1$12.45:///////;MP2$10.39:///////;MP3$10.71:///////;[/tg]

Preflop: Hero is BU with A:d, A:h.
5 folds, CO raises to $0.30, Hero raises to $0.90, 2 folds, CO raises to $2.70, Hero raises to $9.11, CO calls $6.41.

Flop: ($18.37) 2:h, T:d, 7:h (2 players)

Turn: ($18.37) 3:c (2 players)

River: ($18.37) K:d (2 players)

Final Pot: $18.37.
Results follow:

CO shows a pair of kings(A:c K:c).
Hero shows a pair of aces(A:d A:h).

Hero wins with a pair of aces(A:d A:h).