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: Columbia River Knife and Tool's 2013 Razel SS7 Chisel with Bellied Razor and Veff Serrated Blade. Sports & Outdoors. Sports & Fitness. Columbia River Knife...
2nd: Unicor Official US Military 2 QT Collapsible Water Canteen Pouch Carrier Cover with Sling. Sports & Outdoors. Outdoor Recreation. Unicor.

Options:
A: Blendtec HPA-611-25 Home HP3A Blender WildSide, White. Home & Kitchen. Kitchen & Dining. Blendtec.
B: Pepkoo Ipad 2/3/4 Case Plastic Kid Proof Extreme Duty Dual Protective Back Cover with Kickstand and Sticker for Ipad 4/3/2 - Rainproof Sandproof Dust-proof Shockproof...
C: Tumbl Trak Junior Kip Bar Steel Extensions to Extend Base Supports. Sports & Outdoors. Sports & Fitness. Tumbl Trak.
D: Kryptek Men's Last Chance Belt Olive. Sports & Outdoors. Sports & Fitness. Kryptek.
E: Braided Havdalah Candle - Large Red, Blue and White Paraffin Wax - Shabbat Judaica Gift - By Ner Mitzvah. Home & Kitchen. Home Dcor. Ner...
F: Genuine Lapis Lazuli Obelisk Tower Booklet Jet International Crystal Therapy Exclusively Jet International. Home & Kitchen. Home Dcor. Jet International.
G: Lodge Seasoned Finish 10-1/2-Inch Cast Iron Round Griddle. Home & Kitchen. Kitchen & Dining. Lodge.
H: Stackable 3 Tier Cooling Rack. Home & Kitchen. Kitchen & Dining. Wilton.
I: Sceptre E505BV-FMQR 50-Inch 1080p 60Hz LED TV. Electronics. Television & Video. Sceptre.
J: Squish 3 Qt Collap Mix Bowl. Home & Kitchen. Kitchen & Dining. Robinson.
K: 50s Retro Stoneware Salt and Pepper Shakers Set. Home & Kitchen. Kitchen & Dining. One Hundred 80 Degrees.
L: Nonsny  SWHRT1 HRT Tactical Boot Knife, Black. Sports & Outdoors. Outdoor Recreation. Nonsny.
M: Designer's Touch 1-Inch Vinyl Mini Blinds, White, 26X64 in. -833379, 26 x 64 x 1. Home & Kitchen. Home Dcor. Designer's Touch.
N: 70" Round Decorator Tablecloth Fashion Solid Color Selection Woven Table Linen Ruffled Edge (Black). Home & Kitchen. Kitchen & Dining. BH.
O: Bucilla Embroidery Pillowcase Pair, 20 by 30-Inch, 45317 Dogwood Branch Stamped (Pack of 2). Home & Kitchen. Bedding. Bucilla.
P: Intel NUC NUC5CPYH, 4K Support via HDMI, HD Graphics, SATA3 for 2.5-Inch HDD/SSD BOXNUC5CPYH. Electronics. Computers & Accessories. Intel.
Q: Wine Glass Markers with Colorful and Stylish Design - Set of 6 (Bird). Home & Kitchen. Kitchen & Dining. Beyond Gifts.
R: iMicro USB 15-Feet A/A M/F Extension Cable - Bulk (USB-15MF). Electronics. Computers & Accessories. iMicro.
S: Klean Kanteen Stainless Steel Bottle with Loop Cap (Black Eclipse, 40-Ounce). Sports & Outdoors. Sports & Fitness. Klean Kanteen.
T: KINGLAKE New Headwearing Bluetooth Headset with Digital Enhancements Mic for SONY PS3 iPhone 6 6 Plus iPad Samsung Galaxy SmartPhone Tablet PC Laptop and Bluetooth...


assistant
Answer: L