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: IMI RSR Defense Polymer Holster Fits Taurus PT92 PT 92 Black. Sports & Outdoors. Sports & Fitness. IMI RSR Defense.
2nd: Thermos Stainless King 16-Ounce Travel Tumbler, Cranberry. Sports & Outdoors. Fan Shop. Thermos.
3rd: Coleman ATV Rear Padded-Bottom Bag.  Coleman.
4th: Aquatic Way Hydration Bladder Water Reservoir 2 Liter 2L 70 oz 3 Liter 3L 100 oz For Bicycling Hiking Camping Backpack. Non Toxic Easy Clean...
5th: WACOOL Ultralight Inflating Travel Camping Pillow - Compressible, Compact, Inflatable, Comfortable, Ergonomic Pillow for Neck & Lumbar Support While Camp, Backpacking. Sports & Outdoors. Outdoor...
6th: Police 305 - Max Voltage Professional Stun Gun - Rechargeable With Tactical LED Flashlight and Holster Case. Sports & Outdoors. Sports & Fitness. Police.
7th: Futsolo Sidekick Soccer Training Ball. Sports & Outdoors. Sports & Fitness. Futsolo Experience.

Options:
A: Sonic Alert SBP100 Portable Loud Vibrating Alarm Clock. Home & Kitchen. Home Dcor. Sonic Alert.
B: Bottle Opener Wall Mount, Brushed Antique Nickel with Free Four (4) Mounting Screws. Home & Kitchen. Kitchen & Dining. ProStuff.
C: RF Link WHD-5001 Wireless HD AV Transmitter and Receiver. Electronics. Home Audio. RF Link.
D: Mifine USB Led Portable Camping Tent Lamp power outage Emergercy light Bulb, Cord Comes with Switch - day white. Sports & Outdoors. Outdoor Recreation. FBSPORT.
E: LinenTablecloth Rectangular Polyester Tablecloth, 60-Inch by 102-Inch, Charcoal. Home & Kitchen. Kitchen & Dining. LinenTablecloth.
F: Winegard RA-7296 Wall Plate Signal Amplifier. Electronics. Accessories & Supplies. Winegard.
G: KingLinen 3 Piece Queen Microsuede Sherpa Comforter Set Tan. Home & Kitchen. Bedding. KingLinen.
H: Aluratek High Resolution ADMPF114F 14 inch Digital Photo Frame w/4GB Built-in Memory and Remote(1600 x 900 Resolution). Electronics. Camera & Photo. Aluratek.
I: Deft Dante 360: Rotating Green Kindle Fire Original Generation Case (One-Piece Folio Kindle Fire Cover Multi-angle Vertical and Horizontal Stand for NON HD Version). Electronics...
J: Samsung Galaxy Tab 3 (does not fit LITE) 10 inch (2013) Drop Tech Green Gumdrop Cases Silicone Rugged Shock Absorbing Protective Dual Layer Cover Case...
K: Pro-Shot .22-.45 Caliber Brass Patch Holder. Sports & Outdoors. Sports & Fitness. Pro Shot.
L: Rawlings Quick Repair Lace Kit. Electronics. Accessories & Supplies. Rawlings.
M: Bowtactix Recurve Bow Roll-up Case.
N: StarTech.com PCI Express SATA III RAID Controller Card with Mini-SAS Connector (SFF-8087) - HyperDuo SSD Tiering - PCIe SATA 6Gb RAID Card. Electronics. Computers &...
O: CAIG Laboratories DeoxIT DN5 Mini-Spray, Nonflammable 5% Solution 14 g. Electronics. Accessories & Supplies. Everstone.
P: Microsoft Wireless Optical Desktop Elite. Electronics. Computers & Accessories. Microsoft.
Q: Bulova B1275 Forte II Picture Frame Clock. Home & Kitchen. Home Dcor. Bulova.
R: COOLINT CT-X102BL Shiny Black Solid Zinc Alloy Metal Housing Car Parking Backup Camera with UNIQUE Multifunction Switchers (Mirror/No mirror Switcher and Distance Guide Line Yes/No...
S: Advanced Graphics Captain Jack Sparrow Life Size Cardboard Cutout Standup - Disney's Pirates of the Caribbean. Home & Kitchen. Home Dcor. Advanced Graphics.
T: ThinkPad ONR002US Vertical Roller Case. Electronics. Computers & Accessories. Targus.


assistant
Answer: M