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: Given the products the user has purchased in history, rank the items in the listed options and output the item that the user is most likely to purchase next. Answer from one of the options.

Input:
Purchase History:
1st: Canon EF 50mm f/1.8 II Camera Lens - Fixed (Discontinued by Manufacturer). Electronics. Camera & Photo. Canon.
2nd: Manfrotto 055XPROB Pro Tripod Legs (Black). Electronics. Camera & Photo. Manfrotto.
3rd: OREI 2 in 1 USA to Italy Adapter Plug (Type L) - 4 Pack, Black. Electronics. Accessories & Supplies. Orei.
4th: Blue Crane Digital zBC557 Canon EOS 70D inBrief Laminated Reference Card (White). Electronics. Camera & Photo. Blue Crane Digital.
5th: Expert Shield *Lifetime Guarantee* - THE Screen Protector for: (Canon EOS 5D MKIII / 5DS / 5DSR Anti Glare). Electronics. Camera & Photo. Expert Shield.

Options:
A: 32GB 32G Sandisk Micro SDXC Ultra MicroSD TF Flash Class 10 Memory Card works with REXING S300 Dash Cam Pro 1080P V1 2.7" LCD FHD...
B: Sensei Clip-On Cap Keeper. Electronics. Camera & Photo. Sensei.
C: OJIA Retro Vintage London Big Ben Flower 18 X 18 Inch Cotton Linen Home Decorative Throw Cushion Cover / Pillow Sham. Home & Kitchen. Bedding...
D: Fitness Republic Stability Ball with Pump (Exercise Ball / Gym Ball). Sports & Outdoors. Sports & Fitness. Fitness Republic.
E: Dyson DC24 Ball All-Floors Upright Vacuum Cleaner. Home & Kitchen. Vacuums & Floor Care. Dyson.
F: Radar Mount Mirror Mount Action Camera Bracket -Compatible with GoPro Hero Hero3 Hero4. Electronics. Car & Vehicle Electronics. Radar Mount.
G: Galco Pocket Protector Holster (Natural). Sports & Outdoors. Sports & Fitness. Galco.
H: OIF BT4510 Big and Tall Swivel/Tilt Mid-Back Chair, Height Adjustable T-Bar Arms, Black. Home & Kitchen. Furniture. OIF.
I: Candle Choice Set of 3 Long Lasting Indoor and Outdoor Flameless Candles with Timer, Small Size (LED Candles with Timer, Battery-operated Candles with Timer), Christmas...
J: Aromatherapy Hosley Fruits & Flowers Pomegranate Scent Reed Diffuser Refill Oil- Set of 2/140 ml Each - Made in USA. Bulk Buy Ideal for Spa,...
K: Rubbermaid FBA_3063R1WHT 1777155 1 Gal. Red Lid Pitcher, 1. Home & Kitchen. Kitchen & Dining. Rubbermaid.
L: The Friendly Swede Silicone Grill Gloves (1 Pair), Red. Home & Kitchen. Kitchen & Dining. The Friendly Swede.
M: Kava Strainer Bag - Authentic Fijian Bag. Sports & Outdoors. Sports & Fitness. Phi Naturals.
N: SKS MTB Cantilever-V.Brake Mudguard. Sports & Outdoors. Outdoor Recreation. SKSAE.
O: BLACK+DECKER Single Serve Coffeemaker, Black, CM618. Home & Kitchen. Kitchen & Dining. BLACK+DECKER.
P: Sony ICF-CD523 Under-Cabinet CD Clock Radio (Discontinued by Manufacturer). Electronics. Home Audio. Sony.
Q: Podcast Hotline Kit (The Phone Recording Solution for Your Show and Studio). Electronics. Accessories & Supplies. VinnysGear.
R: Eforcurtain Heavy Weight Checkered Pattern Shower Curtain Durable Mildew Free Fabric Bath Curtain with Hooks, 72-Inch By 78-Inch X-Long , Light Grey/Gray. Home & Kitchen...
S: Hamilton Beach Flip Belgian Waffle Maker with Removable Plates (26030). Home & Kitchen. Kitchen & Dining. Hamilton Beach.
T: Household Essentials 01822-3 Hanging Canvas Shoe and Sweater Bag. Home & Kitchen. Storage & Organization. Household Essentials.


assistant
Answer: B