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: Outers 70074 Universal 62-Piece Blow Molded Gun Cleaning Kit. Sports & Outdoors. Sports & Fitness. Outers.
2nd: Kleenbore Gun Care Classic Rifle Kit (.30/7.62mm) . Sports & Outdoors. Sports & Fitness. Kleenbore Gun Care.
3rd: BreakFree CLP Gun Cleans Lubricates Prevent Aerosol Can, 12-Ounce/340gm, BF-CLP12. Sports & Outdoors. Sports & Fitness. BreakFree.
4th: Break-Free BCF-3-1 BCF-3 Bore Cleaning Foam, 3-Ounce Non-Toxic Cop. Sports & Outdoors. Sports & Fitness. BreakFree.
5th: Northstar Tactical Assault Vest. Sports & Outdoors. Sports & Fitness. Northstar Tactical.
6th: Monstrum Tactical 3-9x40 Rifle Scope with Illuminated Range Finder Reticle. Sports & Outdoors. Sports & Fitness. Monstrum Tactical.

Options:
A: LuLu Decor, Cast Iron 1 Reindeer Stocking Holder, Solid, Beautiful, Available in Holiday Colors, Perfect for Housewarming Gift, Holiday Christmas Gift, Stocking Hanger (1 Deer)...
B: VanGoddy Neoprene Sleeve Cover for Dell Venue 10 7000 Series 10.5" & Dell Venue 10 Pro 5000 Series 10.1" Tablets (Black). Electronics. Computers & Accessories...
C: Buckwear Men's I Don't Shoot Innocent Animals T-Shirt. Sports & Outdoors. Sports & Fitness. Buckwear.
D: Cariloha Crazy Soft Classic King Sheets - 4 Piece Bed Sheet Set - 100% Viscose From Bamboo (Blue). Home & Kitchen. Bedding. Cariloha.
E: Hornady 390750 Primer Pocket Reamer. Sports & Outdoors. Sports & Fitness. Hornady.
F: Big Game Magna-Lift. Sports & Outdoors. Sports & Fitness. BIG GAME.
G: Sigma EX DG 67mm Multi-Coated UV Filter. Electronics. Camera & Photo. Sigma.
H: SportLite BEACH TOWEL: 100% Microfiber, ultra-light, fast drying with hang loop. Absorbent as terry towels, but pack super-small. Great for travel and surf. Use as...
I: Black Silicone Rubber Gel Soft Skin Case Cover for Apple iPad Mini. Electronics. Computers & Accessories. Generic.
J: Kuting Surface Pen for Microsoft Surface Pro and Surface Pro 2. Electronics. Computers & Accessories. Kuting.
K: Sentey Black bag. Electronics. Headphones. Sentey.
L: Samsung Galaxy Tab 4 SM-T230 8GB 7" Tablet - White (Certified Refurbished). Electronics. Computers & Accessories. Samsung.
M: Stemware Storage FOR 12 - Crimson Quilted Canvas (Crimson)11.25"x15.5"x9.75". Home & Kitchen. Kitchen & Dining. Richards Homewares.
N: Diamond Multimedia 500Mbps AV Powerline Ethernet Adapter Kit (HP500AV). Electronics. Computers & Accessories. Diamond Multimedia.
O: LeisureLife - Digital Timer Multifunction Large LCD. 3 mode - Clock,Countup,Countdown. Accurate to seconds. For Cooking,Study,Games (grey). Home & Kitchen. Kitchen & Dining. Leisurelife.
P: Franklin Sports Combo Set: Badminton, Volleyball, Flip Toss, Horseshoes, Flying Disc. Sports & Outdoors. Sports & Fitness. Franklin Sports.
Q: Blusmart Bike Computer Bicycle Speedometer With Waterproof Touch Mode 22 Functions Large Screen Display with Green Backlight Wired LCD Smart Bike Odometer. Sports & Outdoors...
R: Fits Gun with Laser Side Holster Glock 17, 19, 22, 23, 25, 31, 32, 33, 38. Sports & Outdoors. Sports & Fitness. Ace Case.
S: Mizuno G4 Textured Polo. Sports & Outdoors. Sports & Fitness. Mizuno.
T: Gourmetics Kitchens 18/10 Stainless Steel Measuring Spoons, 5 Piece Set. Home & Kitchen. Kitchen & Dining. Gourmetics Kitchens.


assistant
Answer: R