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: Burris 300234 Fastfire III with Picatinny Mount 3 MOA Sight (Black). Sports & Outdoors. Sports & Fitness. Burris.
2nd: Nikon Force XR 2.5-8x28 EER Matte with BDC. Sports & Outdoors. Sports & Fitness. Nikon.
3rd: Trijicon AC32066 RMR 45 Degree Rail Offset Adapter. Sports & Outdoors. Sports & Fitness. Trijicon.
4th: Vortex Optics Hunter Riflescope Rings. Sports & Outdoors. Sports & Fitness. Vortex Optics.
5th: Plano All Weather Tactical Gun Case, 36-Inch. Sports & Outdoors. Sports & Fitness. Plano.
6th: Sightmark SM13011 Triple Duty Riflescope, 8.5-25x50mm. Sports & Outdoors. Sports & Fitness. Sightmark.
7th: Uncle Mike's Tactical Off-Duty and Concealment 2 Layer Nylon Reinforced Instructor's Belt, X-Large (44-48 Inches). Sports & Outdoors. Sports & Fitness. Uncle Mike's.
8th: Clicgear XL Cup Holder. Sports & Outdoors. Sports & Fitness. Clicgear.
9th: Nightforce One-Piece Remington 700 Short Action Steel Bases w/ 20 MOA. Sports & Outdoors. Sports & Fitness. NightForce.

Options:
A: Simplify Small Woven Shelf Bin in Grey Storage Basket. Home & Kitchen. Storage & Organization. Simplify.
B: Lavish Home Solid Embossed 3 Piece Quilt Set - Full/Queen - Chocolate. Home & Kitchen. Bedding. Lavish Home.
C: Love Potato Unisex Chalk Striped Bib Apron with Pockets, Chef Aprons for Women and Men, Premium Quality, Professional Kitchen Aprons, Cooking, Gardening or Barbeque, Black/White...
D: iPearl mCover Hard Shell Cover Case + Keyboard Skin for Model A1342 White Unibody 13-inch MacBook (part No. MC207LL/A or MC516LL/A, released after Oct. 20,...
E: Arduino Compatible Mega 2560 Atmega2560 Mega2560 R3 Board + USB Cable. Electronics. Computers & Accessories. Arduino.
F: Black Textured Rubber Peel and Stick Grip Enhancements for Ruger LCP 380 With CTC Trigger Guard Laser. Sports & Outdoors. Sports & Fitness. Sand-Paper-Pistol-Grips.
G: RCBS 90401 Hand Case Neck Turner Kit. Sports & Outdoors. Sports & Fitness. RCBS.
H: Proscan PLED2243A 22-Inch 1080p 60Hz LED TV. Electronics. Television & Video. PROSCAN.
I: TOOGOO(R) Inflatable Toy Balloon Ball Foot Air Pump Inflator Yellow Blue. Home & Kitchen. Bedding. TOOGOO(R).
J: StormGlass. Home & Kitchen. Home Dcor. StormGlass.
K: ROYBENS One Piece Swimsuit Stripe Swimwear Push up Monokini. Sports & Outdoors. Sports & Fitness. ROYBENS.
L: Veluxio Sports Jump Rope - Best Skipping Rope for Crossfit, Exercise & Fitness Workouts - High Quality Padded Gym Jumping Rope for Kids, Adults, Womens...
M: Tripp Lite USB 2.0 Hi-Speed to Serial ATA (SATA) and IDE Adapter for 2.5in / 3.5in / 5.25in Hard Drives(U238-000-1). Electronics. Computers & Accessories. Tripp...
N: Rubbermaid Antimicrobial Dish Drainers. Home & Kitchen. Kitchen & Dining. Rubbermaid.
O: Roundhill Furniture Pisano Spring Green Fabric Armless Contemporary Accent Chair with Kidney Pillow, Single. Home & Kitchen. Furniture. Roundhill Furniture.
P: Upper Deck UX1005 Skeleton Key Cast Iron Coat Wall Hook and Key Rack. Home & Kitchen. Storage & Organization. Upper Deck.
Q: Sony STR-DH540 5.2 Channel 4K AV Receiver 725 Watt Receiver (Black) (Discontinued by Manufacturer). Electronics. Home Audio. Sony.
R: Casio Exilim EX-Z4U 4 MP Digital Camera w/ 3x Optical Zoom and Dock. Electronics. Camera & Photo. Casio.
S: adidas Performance Men's Team Issue Solid Tights. Sports & Outdoors. Sports & Fitness. adidas.
T: Do-All Outdoors .22 Steel Round Up Target. Sports & Outdoors. Sports & Fitness. Do-All Outdoors.


assistant
Answer: G