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: Oktoberfest Bavarian Isar Beer Mug - 1 Liter Mass Krug. Home & Kitchen. Kitchen & Dining. KegWorks.
2nd: Mr. Coffee 12-Cup Programmable Coffee Maker with Thermal Carafe Option, Chrome. Home & Kitchen. Kitchen & Dining. Mr. Coffee.

Options:
A: Brita Sport Water Filter Bottle, Twin Pack. Sports & Outdoors. Sports & Fitness. Brita.
B: MyGift Wall Mounted Scrollwork Design Deluxe 3 Tier Black Iron Fruit Basket/Kitchen Storage Rack. Home & Kitchen. Kitchen & Dining. MyGift.
C: Supersonic SC504RED Portable Audio System. Electronics. Portable Audio & Video. Supersonic.
D: MP3 Trigger v2. Electronics. Computers & Accessories. SparkFun.
E: ecowhides Light Brindle Brazilian Cowhide Area Rug, Cowskin Leather Hide for Home Living Room (XXL) 8 x 7 ft. Home & Kitchen. Home Dcor. ecowhides.
F: Browning Pheasants Forever Upland Canvas Jacket. Sports & Outdoors. Sports & Fitness. Browning.
G: Design Toscano The Palmistry Hand Sculpture. Home & Kitchen. Home Dcor. Design Toscano.
H: CY USA 2pin Male to 90 Degree Right Angled IEC 320 C7 Power Supply Cord cable 1M. Electronics. Accessories & Supplies. CYAN.
I: Muddy Waters Money Hand Crafted Word Jar.The Original Word Jar (Ashes of Problem Customers). Home & Kitchen. Home Dcor. Muddy Waters.
J: Etekcity PC To TV Converter box with 3.5mm Audio & AV built-in Cables, converts PC VGA to Composite RCA or S-Video TV signals. Electronics. Accessories...
K: DPKIKO Headphone Adapter Splitter Compatible with iPhone Xs max / 7/7 8/8 Plus/X, Dual 8 Pin Jack Aux Audio & Charging & Calling & Sync...
L: Littlearth NCAA Clear Square Stadium Tote. Sports & Outdoors. Fan Shop. Littlearth.
M: Collections Etc Lighted Joy Nativity Christmas Scene Holiday Indoor Sculpture. Home & Kitchen. Home Dcor. Collections Etc.
N: Frenchi Home Furnishing Traditional Spinning Top Wooden Coat Rack, Cherry. Home & Kitchen. Furniture. Frenchi Home Furnishing.
O: ExceptionalSheets Cozy Beddings 3-Piece Borrego Sherpa/Berber Throw Blanket and Down Alternative Mini Comforter Set, Queen, Black. Home & Kitchen. Bedding. ExceptionalSheets.
P: AFL Products Wine Aerator with Extra Free Filter & Stand, Great for Wine Tasting & Hosting Gifts, Aerating Wine Really Makes a Difference, Quality Red...
Q: Ade Advanced Optics Smith and Wesson Sigma Rail Adapter. Sports & Outdoors. Sports & Fitness. Ade Advanced Optics.
R: Norpro Grip-EZ Granny Fork. Home & Kitchen. Event & Party Supplies. Norpro.
S: Rose Tree Royal Linen 60-By-104-Inch Oblong Tablecloth, Black. Home & Kitchen. Kitchen & Dining. Rose Tree.
T: Gigabyte LGA 1150 Intel H97 HDMI SATA 6Gb/s USB 3.0 ATX DDR3 1600 Motherboards G1.SNIPER H6. Electronics. Computers & Accessories. Gigabyte.


assistant
Answer: O