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: Canon Digital Rebel XTi 10.1MP Digital SLR Camera (Black Body Only). Electronics. Camera & Photo. Canon.
2nd: Canon 200DG Digital Camera Gadget Bag -Black. Electronics. Camera & Photo. Canon.
3rd: Canon EOS Rebel G Film SLR Camera Kit with 35-80mm Lens. Electronics. Camera & Photo. Canon.

Options:
A: Loaded Boards 1/16" Drop-Through Shock Pads. Sports & Outdoors. Outdoor Recreation. Loaded Boards.
B: UFC Mma Weighted Gloves Small/Medium. Sports & Outdoors. Sports & Fitness. UFC.
C: Fobus Roto Evolution Series RH Paddle SWMPRP S&W M&P 9mm, .40, .45 (compact & full size), SD 9 &40 . Sports & Outdoors. Sports &...
D: Velo SD Saddle - Black, Classic Style Seat with chrome rail handle bar for beach cruiser bikes, Twin-spring suspenion. Sports & Outdoors. Outdoor Recreation. VELO.
E: The Friendly Swede Stainless Steel Long Push-Open Handle Tea Infuser, Set of 4. Home & Kitchen. Kitchen & Dining. The Friendly Swede.
F: Slik U9000TBM U9000 Video Photo Tripod With Soft Carrying Case. Electronics. Camera & Photo. Slik.
G: Intel 7260NGW Dual Band Wireless-AC 7260 802.11ac, Dual Band, 2x2 Wi-Fi and Bluetooth 4.0. Electronics. Computers & Accessories. Fenvi.
H: Canon Coach Case for the HV10 High Definition Camcorder. Electronics. Camera & Photo. Canon.
I: Q-See QS12500MA 12 Volt 500ma Camera Power Adapter. Electronics. Camera & Photo. Q-See.
J: United Weavers of America Tucson Manhattan Rug Collection, 5' 3" by 7' 6", Cream. Home & Kitchen. Home Dcor. United Weavers of America.
K: Cosmos 2 PCS Black Medium DSLR camera Drawstring Soft Neoprene Lens Pouch Bag Cover for Sony Canon Nikon Pentax Olympus Panasonic + Cosmos Cable Tie...
L: Hydrapak Double Wall Insulated Water Bottle. Sports & Outdoors. Sports & Fitness. Hydrapak.
M: Profoto 100785 Zoom Reflector 2 (Silver). Electronics. Camera & Photo. Profoto.
N: LaptopScrewsDirect 24 Pack of M2 x 5mm Laptop Screws Screw Pack Black Zinc Schrauben Vite Tornillo Dell Hp Asus Ibm Toshiba. Electronics. Computers & Accessories...
O: LaserMax CenterFire Weapon light for S&W J-Frame- LC (For Models 642,442, 637, 638 & 438). Sports & Outdoors. Sports & Fitness. LaserMax.
P: Braun KF187W FlavorSelect 12-Cup Coffeemaker, White. Home & Kitchen. Kitchen & Dining. Braun.
Q: senbowe trade; Waterproof Solar Outdoor String Lights 19.7 ft 30 LED Blue Crystal Ball Christmas Globe Lights,Solar Powered Globe Fairy String Lights for Garden Path,...
R: QNAP TS-451 4-Bay Personal Cloud NAS, Intel 2.41GHz Dual Core CPU with Media Transcoding (TS-451-US). Electronics. Computers & Accessories. QNAP.
S: Tamrac 5603 System 3 Camera Bag (Black). Electronics. Camera & Photo. Tamrac.
T: Anchor Hocking Bistro Glass Water Pitchers with Cherry Lids, 2 Quart (Set of 4). Home & Kitchen. Kitchen & Dining. Anchor Hocking.


assistant
Answer: F