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: RHA MA750i (Discontinued by Manufacturer). Electronics. Headphones. RHA.
2nd: Sony MDR7506 Professional Large Diaphragm Headphone. Electronics. Headphones. Sony.

Options:
A: Meade Instruments 606001 Power Supply LXPS7 (Grey). Electronics. Camera & Photo. Meade.
B: Loft Collection Luxury Pleat Decorative Pillow Replacement Cover, Brick Red. Home & Kitchen. Bedding. Loft Collection.
C: ArmorSuit Apple iPad 4 with Retina Display Screen Protector + Full Body MilitaryShield Clear Full Skin Back Film Protector For iPad 4 with Retina Display...
D: Anker USB 3.0 Unibody Aluminum Gigabit Ethernet Adapter Supporting 10/100 / 1000 Mbps Ethernet for Macbook, Mac Pro/mini, iMac, XPS, Surface Pro, Notebook PC, USB...
E: Durablow MFB007-B FK24 Replacement Fireplace Blower Fan Kit for Monessen, Vermont Castings, Majestic, Northern Flame, Temco, CFM, Rotom HB-RB65. Home & Kitchen. Heating, Cooling &...
F: CaseCrown Bold Trifold Case (Green) for iPad 4th Generation with Retina Display, iPad 3 & iPad 2 (Built-in magnet for sleep / wake feature). Electronics...
G: Worthtrust WorthtrustShowerCurtain_0100 Shower Curtain. Home & Kitchen. Bath. WorthTrust.
H: Crown Sporting Goods Outdoor Galvanized Steel Chain Basketball Net. Sports & Outdoors. Sports & Fitness. Crown Sporting Goods.
I: Polk Audio SurroundBar 4000 IHT Virtual Surround Speaker Bar with Wireless Su. Electronics. Home Audio. Polk Audio.
J: Dwellbee’s Luo Bamboo Shoulder Tote Bag for Travel, Beach, Grocery, School, Work. Home & Kitchen. Kitchen & Dining. Dwellbee.
K: 20 PCS Retro Color Instant Films Sticker For FujiFilm Instax Mini 8 7s 25 50s. Electronics. Camera & Photo. IDS.
L: Diamond BVU160 USB Display DVI to VGA Adapter. Electronics. Computers & Accessories. Diamond.
M: MPE Death Star Ice Ball Mold 2/Pack. Home & Kitchen. Kitchen & Dining. Extreme Metal Products.
N: Original Russian 91/30 Mosin Nagant Rifle Sling. Sports & Outdoors. Sports & Fitness. Worldwarsupply.
O: Apple Tree with Birds - Macbook or Laptop Decal (White). Electronics. Computers & Accessories. Yadda-Yadda Design Co.
P: FreeBiz Laptop Cooling Pad, 12-17 Inches Cooler Pad Chill Mat 5 Quiet Fans LED Lights and 2 USB 2.0 Ports Adjustable Stand Height Angle (Blue)...
Q: 2016 HP Pavilion Slimline 400 Desktop Computer (AMD E-Series E1-2500, 4GB RAM, 500GB HDD, 802.11n Wifi, Windows 10 Professional) (Certified Refurbished). Electronics. Computers & Accessories...
R: Relaximals Frog Kids Reading Pillow. Home & Kitchen. Bedding. Relaximals.
S: kate spade new york Pebbled Leather Case for Kindle Fire HD, Green (only fits Kindle Fire HD 7", Previous Generation). Electronics. Computers & Accessories. Kate...
T: NcSTAR Small Utility Pouch. Sports & Outdoors. Sports & Fitness. NcSTAR.


assistant
Answer: D