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: Flip Video Cables HDMI . Electronics. Accessories & Supplies. Cisco.
2nd: Audio Basics AB2-Bk Bookshelf Speaker Mounting Kit (Black). Electronics. Accessories & Supplies. OmniMount.
3rd: Everstone APSAMB 32-65" LCD TV Wall Mount Bracket with Full Motion Swing Out Tilt & Swivel Articulating Arm for Flat Screen Flat Panel LCD LED...
4th: Case Logic 9-10" Tablet Sleeve- (TS-110BLK). Electronics. Computers & Accessories. Case Logic.
5th: ChargerCity Vibration Free 360° Adjust Tripod Mount 1/4-20 Adapter, HDX-Lock Holder for Apple iPad Pro iPad Air Mini Galaxy Tab Surface 7-12-Inch Tablets (Fits All...
6th: STK's Fuji NP-95 Battery - 2000 mAH for Fujifilm Finepix X100S, X100, F30, X-S1, F31fd, Real 3D W1, NP-95, BC-65. Electronics. Camera & Photo. STK/SterlingTek.
7th: JJC LH-JX100II Black Metal Dedicated Lens Hood and Cleaning Cloth for FUJIFILM X100/X100S/X100T, replaces FUJIFILM LH-X100. Electronics. Camera & Photo. Fotasy.

Options:
A: 9" WESTCLOX ROUND WALL CLOCK BURGUNDY 46983. Home & Kitchen. Home Dcor. Westclox.
B: MSI GX640-260 15.4-Inch Gaming Laptop - Black/Red. Electronics. Computers & Accessories. MSI.
C: Ashley Furniture Signature Design - Vennilux Coffee Table - Cocktail Height - Rectangular - Bisque. Home & Kitchen. Furniture. Signature Design by Ashley.
D: Maxell 190329 Portable lightweight Behind The Head Extended Comfort Soft Touch Rubber Memory Neckband Stereo Line Neckband Head Buds - Silver. Electronics. Headphones. Maxell.
E: USB Connection Kit HUB SD MMC TF Card Reader Adapter for OTG Mobile Phone and Tablet Pcs (Black). Electronics. Computers & Accessories. NEXTANY.
F: Trackbar Mouse Is The Newest and Most Economical Central Pointing Device In The. Electronics. Computers & Accessories. Global Marketing Partners.
G: Trudeau 2-in-1 Avocado Slicer. Home & Kitchen. Kitchen & Dining. Trudeau.
H: HP 900-010 OMEN X Desktop w/HP Omen 32-inch QHD Display. Electronics. Computers & Accessories.
I: Phottix Stratos II Multi 5-In-1 Nikon Receiver. Electronics. Camera & Photo. Phottix.
J: HDE Black Semi-hard Magnetic Closure Case for Panasonic Lumix Digital Cameras . Electronics. Camera & Photo. HDE.
K: Bower VFK82C 82mm 5-Piece Digital Filter Kit. Electronics. Camera & Photo. Bower.
L: Seville Classics Easy-to-Clean Bamboo Cutting Board and 7 Color-Coded Flexible Cutting Mats with Food Icons Set. Home & Kitchen. Kitchen & Dining. Seville Classics.
M: LTERIVER 802.11 AC1200Mbps Mini Wi-Fi Repeater WiFi Range Extender Mini Router Wireless Access Point Wireless Signal Booster with Four External Antenna. Electronics. Computers & Accessories...
N: Phiaton BT 100 NC Wireless and Active Noise Cancelling Neck Band Style Earphones with Mic. Electronics. Headphones. Phiaton.
O: Lens Cap Bundle - 4 Snap-on Lens Covers for DSLR Cameras including Nikon, Canon, Sony - Lens Cap Keepers included (49mm). Electronics. Camera & Photo...
P: Bekith 12 Inch Modern Wall Clock Silent & Non-Ticking Quartz Clock for Living Room Home Office School Plastic Frame Glass Cover, White. Home & Kitchen...
Q: Lewis N. Clark WaterSeals standard Waterproof MP3 or IPOD pouch. Electronics. Portable Audio & Video. Lewis N. Clark.
R: Kershaw Chill Serrated Pocket Knife. Sports & Outdoors. Outdoor Recreation. Kershaw.
S: Under Armour Boys' Storm Armour Fleece Mid Logo Hoodie. Sports & Outdoors. Sports & Fitness. Under Armour.
T: Sachi Teal Qulited with Bling Accents Insulated Lunch Bag. Home & Kitchen. Kitchen & Dining. Sachi.


assistant
Answer: O