The following sentence is partially tagged with POS Tags, where "bear" can be either a VB (verb) or a NN (noun): Your/PPR$ efforts/NN will/MD bear/? fruit/NN. Which formulas can calculate the most probable tag sequence for "bear"? 1) P(bear|NN)* P(NN|VB)*P(VB|NN) 2) P(bear|VB)*P(VB|MD)*P(NN|VB) 3) P(will|MD)*P(bear|VB)* P(fruit|NN) 4) P(NN|NN)* P(NN|MD)*P(bear|NN) 5) P(bear|VB)*P(VB|NN)*P(VB|MD) 1, 5 1, 2 4, 5 3, 5 2, 4