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: Patriot 16GB Tab Series Micro-sized USB 3.0 Flash Drive With Up To 80MB/sec & Metal Housing - PSF16GTAB3USB. Electronics. Computers & Accessories. Patriot.
2nd: Logitech G13 Programmable Gameboard with LCD Display. Electronics. Computers & Accessories. Logitech.

Options:
A: MoKo Case for Fire HD 6 - Standing Origami Slim Shell Case For Amazon Kindle Fire HD 6 Inch 2014 Tablet, BLACK. Electronics. Computers &...
B: Ultimate Arms Gear Mag Wraps Magwell Slaps FDE Flat Dark Earth Tan US American Patriot Flag AR15/M4/M16 .223 5.56 Waterproof Durable Lower Decal Skin Kit...
C: Innovative Textile Solutions Microfiber Ultimate Solid Furniture Protector Sofa, Sage. Home & Kitchen. Home Dcor. Innovative Textile Solutions.
D: Home-X Tomato and Mozzarella Slicer. Home & Kitchen. Kitchen & Dining. Home-X.
E: KitchenAid Silicone 6-in-1 Loaf Pan with Sled, Red. Home & Kitchen. Kitchen & Dining. KitchenAid.
F: Tipton Rifle Bronze Bore Brush (Pack of 3). Sports & Outdoors. Sports & Fitness. Tipton.
G: Aisev Naturals® - Home Cleansing & Purifying Sage Kit. Home & Kitchen. Home Dcor. Aisev Naturals.
H: iHome Wireless Multimedia Keyboard and Laser Mouse. Electronics. Computers & Accessories. iHome.
I: Aunty Acid Funny Extra Large Mug, 20-Ounce Jumbo Coffee Cup, Hilarious, Unique Gag Gift for Office Coworkers, Photography XM27846 Tree-Free Greetings. Home & Kitchen. Kitchen...
J: Winco FFT-1418O Fast Food Tray, 14-Inch by 18-Inch, Orange. Home & Kitchen. Kitchen & Dining. Winco.
K: Don Hume Holster H715-m 36-4 Glock 19,23.  Don Hume.
L: Boston Terrier Stocking Ornament. Home & Kitchen. Home Dcor. E&S Pets.
M: Millenniata Inc. M-DISC 25GB Blu-ray Media - 15 Disc Cake Box. Electronics. Accessories & Supplies. Millenniata Inc.
N: Manfrotto MB SB390-5SW VELOCE V Backpack -White. Electronics. Camera & Photo. Manfrotto.
O: BUILT NY 5183575 Built NY Gourmet Bento 45 oz with Stainless Steel Utensils, Black, 45-Ounce. Home & Kitchen. Kitchen & Dining. BUILT NY.
P: Forever Rose Silver Dipped Real Rose w/Gold Gift Box by The Original USA Brand! (Silver Rose). Home & Kitchen. Home Dcor. Forever Rose.
Q: SainSonic Two Way Radio Protection Soft Case for Baofeng UV-5R, UV5R+, UV-5RE Plus. Electronics. Portable Audio & Video. SainSonic.
R: Stump Stand Portable Universal Tablet Stand (Red). Electronics. Computers & Accessories. Stump.
S: Neewer Compact Lightweight Portable External Battery Pack Replacement for Nikon Speedlite Flash SB910 SB900 SB800 and Neewer 561,562,660III,NW910/MK910,NW580,NW670/VK750 II,NW690. Electronics. Camera & Photo. Neewer.
T: Handmade Sword - Japanese Style Samurai Tanto Swords, Functional, Hand Forged, 1045 Carbon Steel, Heat Tempered, Full Tang, Sharp, Musashi Tsuba, Black Wooden Scabbard. Sports...


assistant
Answer: M