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: Grado SR60i Prestige Series Headphones. Electronics. Headphones. EldHus.
2nd: Belkin Armband Case for iPod nano 1G, 2G (Black). Electronics. Portable Audio & Video. Belkin.
3rd: Belkin TuneCommand AV Dock with Remote for iPod with Dock Connector (White). Electronics. Portable Audio & Video. Belkin.
4th: OCZ Technology 60 GB Vertex Series SATA II Solid State Drive (Black) OCZSSD2-1VTX60G. Electronics. Computers & Accessories. OCZ.
5th: Monster MH TRB IE High-Performance In-Ear Speakers, Black. Electronics. Headphones. Monster.
6th: Bose QuietComfort 25 Acoustic Noise Cancelling Headphones for Apple devices - Black (wired, 3.5mm). Electronics. Headphones. Bose.

Options:
A: ezDISK EZ360 [UPGRADE] external DVD burner USB3.0 Super Multi Ultra Slim DVD+/-RW with M-DISC support. Electronics. Computers & Accessories. ezDISK.
B: Logitech Pure-Fi Anywhere 2 Compact Docking Speakers for iPod and iPhone (Black). Electronics. Portable Audio & Video. Logitech.
C: KitchenAid Classic Nonstick Bakeware 10-Inch by 15-Inch Cookie Pan. Home & Kitchen. Kitchen & Dining. KitchenAid.
D: Olympus V600083RW000 Universal Tough Camera Case CSCH-121 (Red). Electronics. Camera & Photo. Olympus.
E: Casio Men's MTG930DA-8V G-Shock MT-G Solar Atomic Watch. Sports & Outdoors. Outdoor Recreation. Casio.
F: House, Home and More Indoor/Outdoor Carpet with Rubber Marine Backing - Green 6' x 10' - Carpet Flooring for Patio, Porch, Deck, Boat, Basement or...
G: 57" Tripod Kit For The Canon SX510 HS, SX520 HS, SX720 HS, S120, SX500 IS, SX280 HS, SX150 IS, SX400 IS, G12, G1 X, G1X,...
H: Klipsch iGroove SXT 30-Pin iPod/iPhone Speaker Dock (Discontinued by Manufacturer). Electronics. Portable Audio & Video. Klipsch.
I: Case Logic CPL-102Black  Medium Camera Case (Black). Electronics. Camera & Photo. Case Logic.
J: Bluecell Blue 2.4G RF DPI Blue Optical light wireless USB Mouse for Apple macbook 13" PRO AIR 11" ACER SONY HP DELL LENOVO TOSHIBA ASUS...
K: Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors. Electronics. Security & Surveillance. Safety Technology...
L: Augusta Sportswear Extra Long Tricot Mesh Short. Sports & Outdoors. Sports & Fitness. Augusta Sportswear.
M: Garmin Forerunner 10 Replacement Band, Pink, Small. Electronics. Wearable Technology. Garmin.
N: PlayMG Mobile Android Entertainment System Bundle with Charger - 24GB Storage. Electronics. Portable Audio & Video. PlayMG.
O: Linkskey 5-Port 10/100 Mini Ethernet Switch (LKS-SH5P). Electronics. Computers & Accessories. Linkskey.
P: Linon Home Dcor 86155ATOB-01-KD-U Titian Laptop Desk, 31.5" W x 24.02" D x 30" H, Antique Tobacco. Home & Kitchen. Furniture. Linon Home Dcor.
Q: Bundle Monster Barnes and Noble Nook Color - Nook Tablet - Synthetic Leather Case Cover Jacket, Skin Art Decal Sticker and Screen Protector. Electronics. Computers...
R: AUKEY Arcs Wired Headphones, In-Ear Earbuds with Built-in Microphone for iPhone 6s, Samsung, Android Smartphones, and Other Devices - EP-C7. Electronics. Headphones. AUKEY.
S: Designer Wicker Laundry Hamper with Divided Interior and Laundry Basket Bags - Espresso Water Hyacinth Hamper with Lid, Includes Two Removable Laundry Liners and Delicates...
T: Motion Slider 36 "Black Edition". Electronics. Camera & Photo. Motion Slider.


assistant
Answer: H