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: Microsoft - Type Cover for Surface Pro 3 - Blue. Electronics. Computers & Accessories. Microsoft.
2nd: Logitech Ultimate Ears 600vi Noise-Isolating Headset - Dark Silver. Electronics. Headphones. Ultimate Ears.
3rd: Redragon K502 Gaming Keyboard RGB LED Backlit Illuminated 104 Key Silent Keyboard Karura with Wrist Rest for Windows PC Games (New Improved Version). Electronics. Computers...

Options:
A: Picture Keeper CONNECT 32GB Portable Flash USB Backup and Storage Device Drive for Mobile Phones Tablets and Computers. Electronics. Computers & Accessories. Picture Keeper.
B: Touchstone 80006 Forte 40x18 Inch Wide, In-Wall Recessed Electric Fireplace, 1500/750 Watt Heater, Stone Hearth (Black). Home & Kitchen. Heating, Cooling & Air Quality. Touchstone.
C: Hoppe's No. 9 Bench Rest Copper Gun Bore Cleaner, 5 oz. Bottle. Sports & Outdoors. Sports & Fitness. Hoppe's.
D: LUCOG 450Mbps WIFI Bluetooth Network Adapter 2.4GHz/5.8GHz Dual-band High Speed With External Antenna (WIFI + Bluetooth). Electronics. Computers & Accessories. LUCOG.
E: Aukey EP-B4 Bluetooth 4.1 Wireless Stereo Sport Headphones with AptX, Built-in Mic for iPhone, Samsung, Android Smartphones (Black). Electronics. Headphones. AUKEY.
F: 6011B Damascus Steel Best Folding Pocket Knife Cool Camping Hunting Knives Unique Damascus Blade Pattern GladiatorsGuild (White Bone). Sports & Outdoors. Sports & Fitness. GladiatorsGuild.
G: XFUNY Designer Keyboard Aluminum Alloy Smart Dial & 3 Customizable Keys Designer Keypad with Backlight for Windows/Mac Design Software (T11) … (Black). Electronics. Computers &...
H: mDesign Plastic Cutlery Storage Organizer Caddy Bin - Tote with Handle - Kitchen Cabinet or Pantry - Basket Organizer for Forks, Knives, Spoons, Napkins -...
I: Monster Cable XPHP-100 MKII Advanced Speaker Cable - 100 Foot - Clear. Electronics. Accessories & Supplies. Monster.
J: Condor Outdoor VT Holster (Multicam). Sports & Outdoors. Sports & Fitness. Condor Outdoor.
K: SouvNear SVN-SG-JDHPR-021 Wo Handmade Wooden Decorative 16 x 10 Inch Antique-Look Hand-Painted Wood Tray, one Size, Multicolor. Home & Kitchen. Kitchen & Dining. SouvNear.
L: goeasybuy 10 Pairs 2.1x5.5mm Female and Male DC Jack Power Adapter Connector for CCTV Camera Use,for Led Light Strip. Electronics. Accessories & Supplies. goeasybuy.
M: HTS421280H9AT00 Hitachi Travelstar 4K120 Hard Drive HTS421280H9AT00. Electronics. Computers & Accessories. Hitachi.
N: Koss UR40 Collapsible Over-Ear Headphones. Electronics. Headphones. Koss.
O: YONGNUO YN622C-KIT Wireless E-TTL Flash Trigger Kit with LED Screen for Canon including 1X YN622C-TX Controller and 1X YN622 C Transceiver. Electronics. Camera & Photo...
P: Umbra 242732-797 Twilight 28 48-Inch Room-Darkening Drapery Rod System, 28 inches to 48 inches, Auburn Bronze. Home & Kitchen. Home Dcor. Umbra.
Q: rooCASE Neoprene Sleeve Carrying Case for Western Digital My Passport Essential SE 1TB Portable Hard Drive WDBACX0010BBK - Red. Electronics. Computers & Accessories. rooCASE.
R: AeroCool Touch-E Fan and Temperature Controller with Card Reader (CoolTouch-R). Electronics. Accessories & Supplies. AeroCool.
S: RSVP Endurance 18/8 Stainless Steel Cocktail and Appetizer Pick, Set of 16. Home & Kitchen. Kitchen & Dining. RSVP International.
T: ASICS Women's Performance Running Capri Tight. Sports & Outdoors. Sports & Fitness. ASICS.


assistant
Answer: E