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: Nalgene 32 oz Wide Mouth Reusable Bottle, Tritan, in Blue. Sports & Outdoors. Sports & Fitness. Nalgene.
2nd: Alpertie Lightweight Large Burner Classic Camping and Backpacking Stove. For iso-Butane/Propane Canisters. Sports & Outdoors. Outdoor Recreation. Alpertie.
3rd: Mainstay Emergency Food Rations. Sports & Outdoors. Outdoor Recreation. Mainstay.
4th: Texsport Triangle Dinner Bell. Sports & Outdoors. Outdoor Recreation. Texsport.
5th: Yakima Rooster Tail Trophy Bait Pack - Six assorted colors. Sports & Outdoors. Sports & Fitness. Yakima Bait.
6th: Rapala Shallow Shad Rap 07 Fishing Lures. Sports & Outdoors. Sports & Fitness. Rapala.
7th: Eagle Claw Snap-On Floats Assortment, 12 Piece. Sports & Outdoors. Sports & Fitness. Eagle Claw.
8th: Rapala Rattlin 05 Fishing Lures. Sports & Outdoors. Sports & Fitness. Rapala.
9th: High Sierra Classic 2 Series Envoy Lumbar Pack. Sports & Outdoors. Outdoor Recreation. High Sierra.
10th: Daiwa D-Shock 170 Yards 8 Line 6 1/2-Feet Fibreglass Spin Combo (Medium). Sports & Outdoors. Sports & Fitness. Daiwa.

Options:
A: 4UCAM WiFi Backup Camera for iPhone/iPad and Android. Electronics. Car & Vehicle Electronics. 4UCam.
B: Gruffalo Bean Bag. Home & Kitchen. Furniture. Kids Preferred.
C: Hornet Watersports Rowing Machine Seat Cushion fits Perfectly Over Concept 2 Rowing Machine by. Sports & Outdoors. Sports & Fitness. Hornet Watersports.
D: XMark 45 Degree Ab Back Hyperextension XM-7609. Sports & Outdoors. Sports & Fitness. XMark Fitness.
E: Heartwood Creek by Jim Shore Woodland Santa Claus Figurine Sculpture. Home & Kitchen. Home Dcor. Jim Shore for Enesco.
F: Giro Athlon Mountain Bike Helmet. Sports & Outdoors. Outdoor Recreation. Giro.
G: Update International (DR-AL) 9 Oz Aluminum Dredge. Home & Kitchen. Kitchen & Dining. Update International.
H: King's Brand Black Finish Wood & Marble Finish Top Kitchen Storage Cabinet Cart. Home & Kitchen. Furniture. King's Brand.
I: Corsair Vengeance 8GB (1x8GB) DDR3 1600 MHz (PC3 12800) Desktop Memory 1.5V. Electronics. Computers & Accessories. Corsair.
J: Rachael Ray Foodtastic Party Box with Universal Thermal Carrier, 6.8-Liter, Red. Home & Kitchen. Kitchen & Dining. Rachael Ray.
K: eForCity 7-Inch Slim Fit Portable Leather Case Cover Sleeve for Nook HD Tablet, Black (PBNXNOOKLC25). Electronics. Computers & Accessories. eForCity.
L: Pillowcase Set Queen Size Indigo Blue. Home & Kitchen. Bedding. Where The Polka Dots Roam.
M: Freedco Treat Bags with Bag Ties, Clear, 100 Piece. Home & Kitchen. Kitchen & Dining. Freedco.
N: Great Plate Food Beverage Plate Multi-color 12-pack Teal Lime-green Orange Purple. Home & Kitchen. Kitchen & Dining. Great Plate.
O: Urbanest Classico Steel Ball Drapery Curtain Rod Set 3/4" (Brushed Steel, 28"-48"). Home & Kitchen. Home Dcor. Urbanest.
P: Spiderwire EZ Mono 220-Yard Spool. Sports & Outdoors. Sports & Fitness. Spiderwire.
Q: Phonak MC1 External Lapel Microphone for Com Pilot. Electronics. Portable Audio & Video. Phonak.
R: Smoke Buddy Personal Air Purifier Cleaner Filter Removes Odor - Lime Green. Home & Kitchen. Heating, Cooling & Air Quality. smokebuddy.
S: Waterproof Card Holder Case - Safe Credit Card Holder, Drivers License Holder, Safe Cash Box, Room Key and ID/Badge Holder Case. Water Resistant Clear Dry...
T: Loud Sound RJ11 Telephone Ring Ringer Amplifier. Electronics. Accessories & Supplies. Gino.


assistant
Answer: P