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: The user's purchase history implies her preferences. Rank the items in the options based on the user's preferences. Output the item that the user is most likely to purchase next from the options.

Input:
Purchase History:
1st: Motorola MOTOROKR S9 Bluetooth Active Headphones (Red,Black) [Retail Packaging]. Electronics. Headphones. Motorola.
2nd: AOC 2330V 23" Widescreen LCD Monitor. Electronics. Computers & Accessories. AOC.
3rd: PhotoPro Dual Charger for Canon LP-E6 Camera Batteries - Works with Canon EOS 5D Mark II / 2, Mark III / 3, EOS 7D, 60D...
4th: A&R BRAND Professional 58mm Digital Tulip Flower Lens Hood For canon 18-55mm , 28-80mm , 28-90mm , 28-105mm , 55-250mm , 70-300mm , 75-300mm ,...
5th: SIIG FireWire 2-Port PCIe (NN-E20012-S2). Electronics. Computers & Accessories. SIIG.

Options:
A: Pro-Tec Cyphon SL Bike Helmet. Sports & Outdoors. Outdoor Recreation. PROTEC Original.
B: Simpli Home Hamilton Rectangular Storage Ottoman Bench, Large, Coffee Brown. Home & Kitchen. Furniture. Simpli Home.
C: RiteAV - 100FT BNC Video Cable HD/SDI Digital Video - 75 Ohm (Indoor & Outdoor Rated) - Compression Connectors. Electronics. Accessories & Supplies. RiteAV.
D: Ivation 50 Wall Mounted Glass Electric Fireplace w/ Built In 1500-Watt Heater - Realistic LED Flames - Mounting Hardware & Remote Included - Great for...
E: 2X LB-060 Battery + Charger for Kodak PIXPRO AZ522 AZ521, Kodak AZ501, Kodak AZ421, Kodak AZ362 AZ361. Electronics. Camera & Photo. photo High Quality.
F: i-Blason Samsung Galaxy Tab 4 10.1 Case - Leather Book (Elastic Hand Strap, Multi-Angle, Card Holder) With Bonus Stylus 1 Year Warranty (Black). Electronics. Computers...
G: Tinksky Red Latex Metallic Balloons, 12", Pack of 100. Home & Kitchen. Event & Party Supplies. TINKSKY.
H: RawyalCrafts Mandala Tapestry, Bohemian Wall Hanging Queen Size. Home & Kitchen. Home Dcor. RawyalCrafts.
I: Egyptian Cotton Pillow - King Bed Pillow. Home & Kitchen. Bedding. Hollander.
J: hito 3.8" Digital Battery Atomic Alarm Clock Bedside Travel Auto Time Set Auto Night light Date Day Indoor Temperature 4 Timezones for Bedroom Office Desk...
K: koziol DUNDEE Nailbrush, transparent green. Home & Kitchen. Bath. Koziol.
L: USB Sync Data Charger Cable Cord for Tomtom XL XXL N14644 GO 920 930 720 GPS. Electronics. Computers & Accessories. NiceTQ.
M: CounterArt 27078 'Black Marble' Design Tempered Glass Instant Counter. Home & Kitchen. Kitchen & Dining. Counterart.
N: SmackTom(TM) 2 in 1 Rubberized Hard Case Skin for Macbook Pro 13 inches A1278 with Protective Keyboard Cover - Tiffany Blue. Electronics. Computers & Accessories...
O: Microwave Cart Stand - Beech Finish - One Shelf for the Microwave and Another Shelf Above Plus a Drawer and Cabinet Below. Home & Kitchen...
P: Vansaile B00U8B8I3M Nice Day Mug Middle Finger Funny Coffee Milk Juice or Tea Cups, Ceramic, Black. Home & Kitchen. Kitchen & Dining. Vansaile.
Q: DROK 180050 DC-DC 80W Auto Boost Buck Voltage Regulator Stabilizer 5A 3.3V-30V to 0.5V-33V LED Display Volt Stabilizer Transformer Adjustable Output. Electronics. Accessories & Supplies...
R: Samsung Galaxy Camera 2 with Android Jelly Bean v4.3 OS, 16.3MP CMOS with 21x Optical  Zoom and 4.8" Touch Screen LCD (WiFi & NFC...
S: Bionik Golf 101 Custom Assembled Putter, Nano White. Sports & Outdoors. Sports & Fitness. Bionik.
T: VideoSecu Adjustable Tilting Ceiling mount for most 37"-60" LCD LED Plasma TV Flat Panel Display, some up to 75" LED TV Fits Flat or Vaulted...


assistant
Answer: R