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: Pioneer AVIC-6100NEX in-Dash Navigation AV Receiver with 6.2" WVGA Touchscreen Display. Electronics. Car & Vehicle Electronics. Pioneer.
2nd: Dell USB 3.0 Ultra HD/4K Triple Display Docking Station (D3100). Electronics. Computers & Accessories. Dell.

Options:
A: Birzman Clam Disc Brake Gap Tool Silver, Set of 3.  Birzman.
B: OS1st KS7 Knee Brace (One Sleeve) stabilizes The Patella, Provides Injury Recovery and relieves Knee Pain from Runners Knee, Jumpers Knee, Arthritis Pain & patellar...
C: Poo-Pourri Deja Poo Bathroom Deodorizer Set, Includes 2 Oz. And 4 Oz., + Free Pocket Size Spritzer & Free Bag. Home & Kitchen. Home Dcor...
D: Elefull Usb3.0 USB Flash Drive 128GB High Speed With OTG Micro-USB Adapter Style For Cell Phone Computer Tablet Laptop Car Music Player (128GB). Electronics. Computers...
E: Large Plastic Cereal/Snack Keeper, Dry Food Storage Holder/Containers,Flip Top Lid for Easy Pouring, Ergonomic Grip for Easy Handling, Great for any Dry Food to Stay...
F: IOGEAR 2-Port DVI KVMP Switch with Audio and Cables, GCS1762. Electronics. Computers & Accessories. IOGEAR.
G: Dakine Kainui Surfboard Leash. Sports & Outdoors. Outdoor Recreation. Dakine.
H: Mercury Votive Candle Holder. Set of 12 (amber). Home & Kitchen. Home Dcor. Import.
I: Cameron sino Li-Polymer Replacement Battery 200mAh for Apple iPod Nano 7th , iPod Nano 7 With Tools Kit. Electronics. Portable Audio & Video. Cameron Sino.
J: Toastmaster 805 7-Inch Handi-Pan Pan. Home & Kitchen. Kitchen & Dining. APPLICA CONSUMER PRODUCTS INC.
K: BIA Cordon Bleu 1-Quart Serving Pitcher, White (900143). Home & Kitchen. Kitchen & Dining. BIA Cordon Bleu.
L: Thule Portage Canoe Carrier. Sports & Outdoors. Outdoor Recreation. Thule.
M: STORi Premium Quality Clear Plastic Cosmetic and Makeup Palette Organizer | Audrey Collection. Home & Kitchen. Bath. STORi.
N: Sevy Acacia Reversible Cutting Board. Home & Kitchen. Kitchen & Dining. Sevy.
O: iPad 2 Case/iPad 3/iPad 4 Case, ESR Illustrators Series Folio Case Stand Case Smart Cover with [Auto Wake Up/Sleep Function] for iPad 4/iPad 3/iPad 2(Mr.Wow)...
P: Scotty #257 Triple Rod Holder Board only (No Rod Holders) Includes Post Bracket and Mount. Sports & Outdoors. Sports & Fitness. Scotty.
Q: VXi 202852 Complete Convertible Refresher Kit for Tria and TalkPro UC3 / USB3 Headsets. Electronics. Accessories & Supplies. VXi.
R: Ginsey Classique Standard Round Cushion Soft Padded Toilet Seat, Desert Cerulean Blue. Home & Kitchen. Bath. Ginsey.
S: PIONEER AVIC-6000NEX 6.1" Double-DIN NEX Navigation AV Receiver with WVGA Touchscreen, HD Radio(R) Ready, SiriusXM(TM) Ready, AppRadio(R) Mode, 7.9 Million POIs & Text-to-Speech Voice Guidance...
T: Asmyna Basketball-Sports Collection/Black TUFF Hybrid Protector Cover for iPod touch 5. Electronics. Portable Audio & Video. Asmyna.


assistant
Answer: S