Many of the gains in u. s. productivity can be attributed to

The correct answer is technology

We need to consider that the distribution of productivity in order to the production from the industry  of IT equipment, infact the strong productivity performance is clearly visible for example in the fact that this companies can manufacture powerful IT equipment at lower prices.

And through the analysis of the IT firms, better performance and a maximum production of latest technologies can get the companies  through potential gains .

accomplishment : zachary taylor’s was a national war hero in his battle in an mexican war

explanation:

he was known as a national war hero for his battles in the mexican war, taylor was elected as the 12th president of the united states in 1849. he led the nation during its debates on slavery and southern secession. after serving only 16 months in office, taylor died from cholera morbus on july 9,

a king decides to declare war on a neighboring country without the input of any advisers