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: Rank the items in options and predict the user's next purchase from the listed options by analyzing her historical purchases.

Input:
Purchase History:
1st: SAVEICON Green Premium Quality Custom Fit Folio Leather Case Cover for Latest Generation 2011 Kindle 4 Wi-Fi 6" E Ink Display (4th Generation 6" Kindle...
2nd: ArmorSuit MilitaryShield - Verizon Ellipsis 7" Screen Protector + Black Carbon Fiber Full Body Skin Protector / Front Anti-Bubble Ultra HD - Extreme Clarity &...
3rd: BOSS Audio 506UA Single Din, CD/MP3/USB/SD AM/FM Car Stereo, Wireless Remote. Electronics. Car & Vehicle Electronics. BOSS Audio Systems.

Options:
A: Tupperware Wonderlier 5 Pc Mixing Bowl Set 2014. Home & Kitchen. Kitchen & Dining. Wonderlier.
B: Berkley Rod Tip Repair Kit. Sports & Outdoors. Sports & Fitness. Berkley.
C: Ibex Outdoor Clothing Adult Meru Hat. Sports & Outdoors. Outdoor Recreation. Ibex.
D: Fitbit Zip Clip, HWHMH 2pcs Replacement Clip for Fitbit Zip Only (No tracker). Electronics. Wearable Technology. HWHMH.
E: Carbon Express "The Nub Crossbow De-Cocking Tip. Sports & Outdoors. Sports & Fitness. Carbon Express.
F: 10 Inch Red Silicone Whisk Long Handle - Nonstick For Cooking Eggs - Large Kitchen Utensil - Ideal Tool for Multiple Cooking Purposes. Home &...
G: P. Graham Dunn All I Need is Coffee and Jesus Dark 14 x 10 Wood Wall Art Cross Plaque. Home & Kitchen. Home Dcor. P...
H: (1) IonPod Stainless Steel Water Ionizer by Healthy Habits (ONE PACK). Sports & Outdoors. Sports & Fitness. Healthy Habits.
I: Milliard Anti-Burst Peanut Ball Green Approximately 39x20 (100x50cm) Physio Roll for Exercise, Therapy, Labor Birthing and Dog Training. Sports & Outdoors. Sports & Fitness. Milliard.
J: Glock 42 Glock 43 Right Hand Pro Carry LT Leather Gun Holster Inside The Waistband. Sports & Outdoors. Sports & Fitness. The Holster Store.
K: Samsung GT-P6200 Galaxy Tab 7.0 (Plus) 16GB, 3G, 3MP, 1.2GHz dual-core, 3.2 Honeycomb 7-Inch Unlocked World Tablet PC (Black). Electronics. Computers & Accessories. Samsung.
L: S-ZONE Vintage Business Genuine Leather Messenger Briefcase shoulder laptop bag. Electronics. Computers & Accessories. S-ZONE.
M: Asus Accessory Hyper M.2 X4 Mini Card M.2 to 32Gbit/s with PCIE Slot Flexibility Retail. Electronics. Computers & Accessories. Asus.
N: Osprey Xenith 105. Sports & Outdoors. Outdoor Recreation. Osprey.
O: Dakine Desparado Protective Bandana. Sports & Outdoors. Sports & Fitness. Dakine.
P: Verizon Ellipsis 7 4g LTE Case,Mama Mouth Slim Folio 2-folding Stand Case Cover for 7" Verizon Ellipsis 7 4g LTE Tablet Black. Electronics. Computers &...
Q: Avengers: Age of Ultron (2015) - Character Black Widow - Movie Poster Reprint 13" x 19" Borderless + FREE BROOKMARK. Home & Kitchen. Wall Art.
R: MSR Sweet Water Purifier Solution 2-Ounces 59mL. Sports & Outdoors. Outdoor Recreation. MSR.
S: Katgely Individual Cupcake Boxes with Insert, Pack of 20. Home & Kitchen. Kitchen & Dining. katgely.
T: Promax Extra Long Adjustable Quill Stem 85mm Reach 300mm Long in Silver. Sports & Outdoors. Outdoor Recreation. Promax.


assistant
Answer: P