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: Based on the user's historical purchases, rank the items in options and predict the next product of the user's interest from the provided options.

Input:
Purchase History:
1st: Monkey Paks Medium Military Tactical Backpack with 2.5L Hydration Water Bladder By. Sports & Outdoors. Sports & Fitness. Monkey Paks.
2nd: Mil-Tec Military Army Patrol Molle Assault Pack Tactical Combat Rucksack Backpack Bag 36L Black. Sports & Outdoors. Sports & Fitness. CamoOutdoor.
3rd: Kydex Holster GS 8-8, 1/4", Black Eyelets, 100 Count Bag. Sports & Outdoors. Sports & Fitness. DIY Holster, LLC.
4th: Don't Tread On Me Tan Snake Flag Kydex OWB Holsters for More Than 200 Different Handguns. Left & Right Versions Plus Speed Clips Available. Sports...

Options:
A: Hoopla Gorilla - Silver Back - Deluxe XXL Large Insulated Lunch Carrier with Adjustable Detachable Strap - Black Neoprene Tote. Stores Flat. The Big Daddy...
B: Hilarious Nice to Nurses Coffee Mug - Large 15-Ounce Ceramic Cup, Aunty Acid, Funny Gift for Nurses Appreciation Week Day, Tree-Free Greetings lm43868. Home &...
C: NOVICA Hand Carved Natural Acacia Wood Buddha Sculpture, 8" Tall, 'Buddha Laughs'. Home & Kitchen. Home Dcor. NOVICA.
D: GreatShield FiberMesh Capacitive Stylus for iPhone 7 6 6S Plus, iPad Air Pro Mini, Galaxy S8 S7 Edge S6, Tab 7.0, 8.0, LG G6, Smartphones...
E: Nashbar Deluxe Tool Kit.
F: DIZA100 Computer Gaming Headset,Stereo Over ear Headphones with Mic for PC- Orange. Electronics. Headphones. DIZA100.
G: Certified International Hot Tamale Salad/Dessert Plate, Set of 4 Assorted Designs. Home & Kitchen. Kitchen & Dining. Certified International.
H: DaDa Bedding DXJ101567-2 Classic Cotton 3-Piece Quilt Set, Twin, Patchwork, Ivory. Home & Kitchen. Bedding. DaDa Bedding.
I: Backpacker Men's Wrinkle Free Rip Stop Shirt. Sports & Outdoors. Outdoor Recreation. Backpacker.
J: Eforcase Slim Fit Folio Stand PU Leather Case Cover for 7 Inch Android Tablet(Q88) - More Color Options (Black). Electronics. Computers & Accessories. Eforcase.
K: MTECH USA 9-Inch Special Forces Tanto Fixed Blade with Sheath Knife Black. Sports & Outdoors. Sports & Fitness. MTECH USA.
L: Harbinger Women's Power Weightlifting Gloves with StretchBack Mesh and Leather Palm (Pair) (2017 Model). Sports & Outdoors. Sports & Fitness. Harbinger.
M: Rebecca 10pcs Colorful Aluminum Carabiner D-ring Key Chain Clip Climbing Hook-- Random Color(1pc Rebecca Glasses Cloth for Your Sun Glasses and so On). Sports &...
N: Neet AY-G2_N NASP Youth Glove. Sports & Outdoors. Sports & Fitness. Neet.
O: HHA Shim Plate, Drop Down Bracket & Quiver Stand Off. Sports & Outdoors. Sports & Fitness. HHA.
P: Kastar Camera Replacement Battery LI-42B LI-40B For Olympus FE-230 FE-240 FE-250 FE-280 FE-290 FE-300 TG-310 TG-320 Camera. Electronics. Camera & Photo. Kastar.
Q: KWS Premium Commercial 420w Electric Meat Slicer 12" Stainless Steel Blade, Frozen Meat/Cheese/Food Slicer Low Noises. Home & Kitchen. Kitchen & Dining. KitchenWare Station.
R: Ybm Home Adjustable Height Deluxe 4-leg Steel Mesh Top Heavy Duty Ironing Board 1548-26 Assorted Prints. Home & Kitchen. Irons & Steamers. YBM HOME.
S: Car Backup Camera 2016 New Night Vision 100% Waterproof High Definition Rear View,170 Degree Viewing Angle Rearview World Smallest Camera!. Electronics. Car & Vehicle Electronics...
T: WATERFLY Magic Kitty 14" 14.4" Laptop Case Notebook Sleeve for Women Girl Man Boy Lenovo ThinkPad X1 Dell Inspiron Lenovo YOGA ASUS Razer Blade 2016...


assistant
Answer: I