Task: Sequential_Recommendation

system
You are a helpful assistant. The assistant first thinks about the reasoning process in the mind by using Belief-Desire-Intention (BDI) framework and then provides the user with the answer. The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively. 
Below is an instruction that describes a task. After thinking, when you finally reach a conclusion based on the customer's intention, desire and belief, clearly state the BDI thinking process within <think> </think> and then the answer within <answer> </answer> tags.


user 
Instruction: Based on the user's historical purchases, rank the items in options and predict the next product of the user's interest from the provided options.

Input:
Purchase History:
1st: 3" Presto Cheese Slicer Fixed Roller Cheese Plane by Heuck. Home & Kitchen. Kitchen & Dining. Presto.
2nd: Wusthof Classic Ikon 9-Inch Cook's Knife, Black. Home & Kitchen. Kitchen & Dining. Wsthof.
3rd: Wusthof Classic Ikon 4596-7/16 Cook's Knife, 6", Black. Home & Kitchen. Kitchen & Dining. Wsthof.

Options:
A: Pridebit Russian Piping Tips Cake Decorating Icing Nozzles 7 XLarge Piping Nozzles 2 Sphere Ball Tips 1 Coupler 1 Cleaning Brush 1 Leaf Tip 10...
B: Case Logic ETC-107 7-Inch Kindle Fire HD/Kindle Fire/Tablet/eReader Folio (Black). Electronics. Computers & Accessories. Case Logic.
C: cheetop Portable Toilet Camping Shower Tent. Sports & Outdoors. Outdoor Recreation. cheetop.
D: Staub 1222606 Fry Pan, 10", Cherry. Home & Kitchen. Kitchen & Dining. Staub.
E: Sabrent 22AWG USB 2.0 Extension Cable - A-Male to A-Female [Black] 3 Feet (CB-2030). Electronics. Computers & Accessories. Sabrent.
F: HD Wireless Network Camera KaiCong Sip1018 (White) Ip Camera Pan/Tilt/ Night Vision Built-in Microphone/Remote Surveillance. Electronics. Camera & Photo. KaiCong.
G: Simulinen White Premium Linen-Like Dinner Napkins (Pack of 75) Feels Just Like Cloth!. Home & Kitchen. Kitchen & Dining. Simulinen.
H: Terminator Sunglasses. Sports & Outdoors. Sports & Fitness. Century Novelty.
I: Eversame 5Pcs/Lot 10Ft 3M Multi-color Ruggedized Braided Fabric Flat Micro USB 2.0 Charging Data Cable Cord For Samsung, HTC, LG and More (Red Yellow Blue...
J: ZYLISS Lock N' Lift Can Opener with Lid Lifter Magnet, White. Home & Kitchen. Kitchen & Dining. Zyliss.
K: Creative Bath Products Inc. S0949MULT Bora Bora Shower Curtain, Multicolored. Home & Kitchen. Bath. Creative Bath.
L: iCreatin 56V 35W Gigabit POE Injector Adapter Power supply, IEEE 802.3af/at Compliant, up to 100 Meters (328 Feet). Electronics. Computers & Accessories. iCreatin.
M: Fun Express Camouflage Plastic Tablecover Camo Tablecloth - 54" x 108". Home & Kitchen. Kitchen & Dining. Fun Express.
N: Generic Laptop Battery for Dell Latitude D620 D630 Series, PN 312-0383, 312-0384, 312-0386, JD634. Electronics. Computers & Accessories. Generic.
O: Convenience Concepts Deluxe Potting Bench With Cabinet. Home & Kitchen. Furniture. Convenience Concepts.
P: Battery-Biz Inc. 3 Volt Lithium  Battery. Electronics. Camera & Photo. Battery-Biz.
Q: Under Armour Mens Rival Cotton Shorts Charcoal. Sports & Outdoors. Sports & Fitness.
R: Big Sky Carvers Saw Whet Owl Mug, Multicolor. Home & Kitchen. Kitchen & Dining. DEMDACO.
S: 12.68 OZ Glass Water Bottle Reusable in Various Colors Includes Water Bottle Cleaner BPA Free. Sports & Outdoors. Sports & Fitness. MYCOOL.
T: Big Grips Stand for Frame and Lift. Electronics. Computers & Accessories. Big Grips.


assistant
Answer: O