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: Rank the items in options and predict the user's next purchase from the listed options by analyzing her historical purchases.

Input:
Purchase History:
1st: Ninja Professional Blender (NJ600) (Discontinued). Home & Kitchen. Kitchen & Dining. SharkNinja.
2nd: iRobot Roomba 620 Vacuum Cleaning Robot. Home & Kitchen. Vacuums & Floor Care. iRobot.

Options:
A: ChefLand Cake Batter Dispenser With Measuring Label. Home & Kitchen. Kitchen & Dining. ChefLand.
B: Eccolo Recipe Keeper, Fabulous Food. Home & Kitchen. Kitchen & Dining. Eccolo.
C: Deco 79 51650 Metal Wall Deco, 25"W x 22"H. Home & Kitchen. Home Dcor. Deco 79.
D: Sabrent [6-Pack 22AWG Premium Micro USB Cables (X3-3ft + X3-1ft) High Speed USB 2.0 A Male to Micro B Sync and Charge Cables [Black] (CB-U631)...
E: Supreme Toning Tower | All in 1 Pilates and Barre Reformer for Your Home | Tone Arms, Legs, and Core | Fully Assembled Light-Weight Steel...
F: HOSAFE 1MB6P HD IP Camera POE Outdoor 1MP 1280x720P Night Vision ONVIF H.264 Motion Detection Email Alert Remote View Via Smart Phone/Tablet/PC, Working With Foscam...
G: The Sharper Image WSI-CH100 Chill and Pour Wine Pourer. Home & Kitchen. Kitchen & Dining. The Sharper Image.
H: Lake Placid Everest Women's Soft Boot Figure Ice Skate. Sports & Outdoors. Outdoor Recreation. Lake Placid.
I: Dirt Devil Hand Vacuum Cleaner Accucharge 15.6 Volt Cordless Bagless Handheld Vacuum BD10045RED,Royal Appliance,BD10045RED />. Home & Kitchen. Vacuums & Floor Care. Dirt Devil.
J: Infinity Reference 1220de Dual 12-Inch Preloaded Enclosure with Slipstream Port (Silver/Black). Electronics. Car & Vehicle Electronics. Infinity.
K: GUINNESS PVC Bar Mat (1). Home & Kitchen. Kitchen & Dining. Guinness.
L: Avalon Bottom Loading Water Cooler Water Dispenser - 3 Temperature Settings - Hot, Cold & Room Water, Durable Stainless Steel Cabinet, Bottom Loading - UL/Energy...
M: Proctor Silex 12-Cup Coffee Maker, Programmable (49758A). Home & Kitchen. Kitchen & Dining. Proctor Silex.
N: OMA Dream Catcher Dreamcatcher Feather and Glass DreamCatcher Native American Decor, TRIPLE BLACK -X LARGE - 30" L X 10" D BRAND. Home & Kitchen...
O: 3B Scientific W99999-417 White Heavy Ceramic Maternity Mug, 10oz Capacity. Home & Kitchen. Kitchen & Dining. 3B Scientific.
P: Ultimate Arms Gear Bolt-On Extended Large Vertical Handle Latch Saiga AK47,AK-47,AK74,AK-74.
Q: Urbanest Adjustable Double Curtain Rod Bracket, up to 1 1/8-inch Diameter Rods, 1 Piece, Antique Gold. Home & Kitchen. Home Dcor. Urbanest.
R: 12pcs/lot Fishing Leaders Nylon Line Fishing Wire Rigs Leaders Trace Lures for Fishing Lure Spinner/Hook/Minnow/Poper/Crankbait/Metal Spoons/Hard lures. Complete with Swivel, Snap, Beads. Sports & Outdoors...
S: Insulated Cooler Bag. Sports & Outdoors. Outdoor Recreation. Ensign Peak.
T: Keyboard Cover for HP 15.6" Laptop HP 15-BA010NR 15-BA009DX 15-BA015WM 15-BA079DX, HP 15-BS015DX 15.6 Inch Laptop Keyboard Skin, Black. Electronics. Computers & Accessories. CaseBuy.


assistant
Answer: I