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: Given the products the user has purchased in history, rank the items in the listed options and output the item that the user is most likely to purchase next. Answer from one of the options.

Input:
Purchase History:
1st: Zippo Outdoor Utility Lighter (OUL). Sports & Outdoors. Fan Shop. Zippo.
2nd: Firestarter Genuine Issue Magnesium Survival. Sports & Outdoors. Outdoor Recreation. Firestarter.

Options:
A: Brenthaven 2071102 Expandable Trek Backpack for Notebooks / Ultrabook up to 15.6-Inch  - Titanium. Electronics. Computers & Accessories. Brenthaven.
B: Southern Enterprises Foot Stool - Faux Alligator. Home & Kitchen. Furniture. Southern Enterprises.
C: 360 Cover Case For Samsung Galaxy Tab 2 10.1, with Screen Protector and Stylus (Multi-Angle Stand) Sheath ™ (Purple). Electronics. Computers & Accessories. Sheath.
D: Lstiaq HDMI Cable 25AWG 4K HDMI (6.6ft 25AWG 19+1) Support Ethernet -Golden Plated Connector-Audio Return,Video 4K 2160p,3D,HD 1080P-Xbox PS3 PS4 PC TV Projector (Upgraded Version)...
E: Quirky Vine Wine Bottle Stabilizer. Home & Kitchen. Kitchen & Dining. Quirky.
F: Toshiba PA3465U-1BRS Laptop Battery by Toshiba. Electronics. Computers & Accessories. Toshiba.
G: King Holster Concealed IWB Gun Holster for Women fits Smith & Wesson M&P SHIELD 9/40/ 45/380 | 1911 3" barrel. Sports & Outdoors. Sports &...
H: Nespresso Inissia Espresso Maker, Red (Discontinued Model). Home & Kitchen. Kitchen & Dining. Nestle Nespresso.
I: kilofly Home Decorative Throw Pillow Cover, 18" x 18", 3D Floral Red. Home & Kitchen. Bedding. kilofly.
J: Viking USB00512L2 512 MB USB 2.0 Portable Mini Flash Memory Device. Electronics. Computers & Accessories. Viking.
K: Bose TriPort Around Ear Headphones (Discontinued by Manufacturer). Electronics. Headphones. Bose.
L: Shoreline Marine Anchor Retrieval Ring (Stainless Steel). Sports & Outdoors. Sports & Fitness. Shoreline Marine.
M: Univivi U48R 48-LEDs CCTV WideAngle IR Illuminator. Electronics. Security & Surveillance. univivi.
N: TVPower Mini USB Power Cable for Chromecast. Electronics. Computers & Accessories. Mission Cables.
O: Magnesium Fire Starter . Sports & Outdoors. Outdoor Recreation. Doan Machinery company.
P: Elastic Wrist Wraps - 18 inch Pair Fitness, Powerlifting, Bodybuilding, Weight Lifting, Cross-Training Wrist Supports Weight Training Hook Loop Grip. Sports & Outdoors. Sports &...
Q: Memorex DVD+R 4.7GB Multipack 2 - 100 Pack Spindles, 200 discs total. Electronics. Accessories & Supplies. Memorex.
R: Hoppe's Elite Gun Cleaner, 2 oz. Spray Bottle. Sports & Outdoors. Sports & Fitness. Hoppe's.
S: TETON Sports Outfitter 4600 Ultralight Internal Frame Backpack – Not Your Basic Backpack; High-Performance Backpack for Hiking, Camping, Travel, and Outdoor Activities; Sewn-In Rain Cover...
T: Zeimax Car Charger Charging USB Black for iPhone 5 iPad Mini iPod Touch 5th Gen. Electronics. Computers & Accessories. Zeimax.


assistant
Answer: O