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: Nikon 70-300 mm f/4-5.6G Zoom Lens with Auto Focus for Nikon DSLR Cameras. Electronics. Camera & Photo. Nikon.
2nd: Nikon 4765 SC-28 TTL 9-ft. Remote Cord. Electronics. Camera & Photo. Nikon.

Options:
A: Nikon SB-600 Speedlight Flash for Nikon Digital SLR Cameras. Electronics. Camera & Photo. Nikon.
B: SONGMICS 43" L Faux Leather Folding Storage Ottoman Bench, Storage Chest Footrest Padded Seat, Black ULSF701. Home & Kitchen. Furniture. SONGMICS.
C: 27 Oz Sport Fruit Infuser Water Bottle, BPA Free Tritan Water Bottle Made with Tritan Copolyester - Locking Flip Top Lid (Many Color Option). Sports...
D: 5 to 7 Day White Sanctuary Candle 3 Pack, Clear Glass, Paraffin Wax Novena Vigil. Home & Kitchen. Home Dcor. island candles.
E: KAI Raisonet Whistling Stainless Kettle 2.5L Black DZ-5556 (IH ready) from Japan. Home & Kitchen. Kitchen & Dining.
F: Classco CL-VOICE9900CW Classco Caller ID Announce. Electronics. Accessories & Supplies. ClassCo.
G: Kelty TN 2 Person Tent. Sports & Outdoors. Outdoor Recreation. Kelty.
H: WindFire 3X CREE XM-L T6 3800Lm LED Bicycle Light, 4 Modes CREE LED Lamp Headlight, Super Bright CREE T6 LED Lighting Headlamp with Rechargeable 6400mAh...
I: SUPERNIGHT(TM) CREE XML T6 LED Black Silver Bike Headlight Headlamp Bicycle Light With Rechargeable 4400mAh Battery, 1200 LM, Waterproof(IP66), for Cycling, Riding, Hunting, Camping, Traveling,...
J: Kerrits Ladies Flex Tight II Fullseat. Sports & Outdoors. Sports & Fitness. Kerrits.
K: 3 Pcs of Bowfishing Broadheads - Bow Fishing Arrow Tips. Sports & Outdoors. Sports & Fitness.
L: GLS Audio 6 Inch Patch Y Cable Cords - 1/4" TRS Male To Dual 1/4" TRS Female Cables - 6" Home Series Y-Cable Cord Splitter...
M: RCA Tablet with 4GB Memory 7 | RCT6077W2. Electronics. Computers & Accessories. RCA.
N: Westclox Big Ben Classic Battery Operated Alarm Clock. Home & Kitchen. Home Dcor. Westclox.
O: Mossy Oak Adult Snap Back Washed Cap. Sports & Outdoors. Sports & Fitness. Mossy Oak.
P: #1 Teacher Appreciation 20 oz. Acrylic Travel Sippy Cup with Straw. Home & Kitchen. Kitchen & Dining. burton+BURTON.
Q: Floor disks/protectors / savers set of 4, polished brass. Electronics. Accessories & Supplies. SuperCellAudio.
R: Vita Vibe Single Bar Traditional Wood Fixed Height Wall Mount Ballet Barre System, 3 FT - 40 FT Long. Sports & Outdoors. Sports & Fitness...
S: 18 Pieces Sage Color Embroidery Geometric Design Bathroom Mats Set Non-slip Rug Carpet, Towels, Shower Curtain and Hooks. Home & Kitchen. Bath. Goldenlinens.
T: Rubber Le Parfait Glass Canning Jar 100mm Replacement Gaskets for 3 L Super Jars & 1000g Terrine Jars (Large Size) - Pack of 12. Home...


assistant
Answer: A