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: Philips SHB4000/28 Bluetooth Stereo Headset, Black (Discontinued by Manufacturer). Electronics. Headphones. Philips.
2nd: Infiland All-New Fire 7 2017 / Fire 7 2015 Case - Premium PU Leather Folio Stand Cover Case for All-New Fire 7 Tablet (7th Gen,...

Options:
A: Amscan No. 16 Glitter Candle | Sweet Sixteen Collection | Birthday. Home & Kitchen. Home Dcor. Amscan.
B: Lekue 8 Cavities Cannele Bordelais Multi Cavity Baking Mold, Red. Home & Kitchen. Kitchen & Dining. Lekue.
C: Mood Therapy 100 Rattan Reed Diffuser Replacement Sticks 12" x 3mm. Home & Kitchen. Home Dcor. Mood Therapy.
D: Gaiam Kids Balance Ball Chair - Classic Children's Stability Ball Chair, Child Classroom Desk Seating. Sports & Outdoors. Sports & Fitness. Gaiam.
E: Trijicon AccuPoint 3-9x 40mm Lens Cap. Sports & Outdoors. Sports & Fitness. Trijicon.
F: Capresso H2O Glass Water Kettle Black 48-Ounce. Home & Kitchen. Kitchen & Dining. Capresso.
G: Ariic BRAND NEW 24V 1A AC / DC Power ac adapter Power supply. Electronics. Accessories & Supplies. Ariic.
H: Save Phace 3010837 Grunt Series Tactical Goggles. Sports & Outdoors. Sports & Fitness. Save Phace.
I: The Timer Digital Deer Feeder Timer. Sports & Outdoors. Sports & Fitness. West Texas Feeder Supply.
J: Sony HDR-PJ790V High Definition Handycam Camcorder with 3.0-Inch LCD (Black) (Discontinued by Manufacturer). Electronics. Camera & Photo. Sony.
K: SICOHOME Placemats,Set of 4,Khaqi Vinyl Woven Kitchen Placemat for Dining Table. Home & Kitchen. Kitchen & Dining. SICOHOME.
L: GranVela Noise Isolating Earbuds Crystal Clear Sound HD 12.5mm Dynamic Driver in-Ear Stereo Earphones with Mic and Remote for iPhone and iPad-Red. Electronics. Headphones. Granvela.
M: Eathtek Replacement CPU Cooling Fan with Heatsink for HP Pavilion dv6-6b19wm dv6-6b21he dv6-6b22he dv6-6b26us dv6-6b27nr dv6-6b47dx series (NOTE: This is AMD fan, not Intel fan!!)...
N: Oneida Wordsworth Flatware 45 pieces (Service for 8). Home & Kitchen. Kitchen & Dining. Oneida.
O: Conwork 2-Pack 15 Feet 3.5mm Audio Cable Gold Plated Male to Male Stereo Audio Auxiliary Aux Extension Cable. Electronics. Accessories & Supplies. Conwork.
P: TheraGear Pilates Mini Ball, Purple, 9 Inch. Sports & Outdoors. Sports & Fitness. TheraGear.
Q: Audio-Technica AT-LP60BK Fully Automatic Belt-Drive Stereo Turntable, Black. Electronics. Home Audio. Audio-Technica.
R: Dropcam Wi-Fi Wireless Internet Home Security Camera. Electronics. Camera & Photo. Dropcam.
S: Kurt Adler 10-Light Mosaic Bethlehem Star Treetop. Home & Kitchen. Seasonal Dcor. Kurt Adler.
T: First Gear - Cliff Hanger - Solo Tent. Sports & Outdoors. Outdoor Recreation. Texsport.


assistant
Answer: Q