What advances in technology developed during the Han Dynasty? A) paper, the lock and key, and the plow
B) silk looms, windmills, and papyrus
C) the collar harness, the wheelbarrow, and the phonetic alphabet
D) paper, the iron plow, and advanced water power to grind grain.

A) paper, the lock and key, and the plow

Explanation:

The Han Dynasty had some major technological advances in it's time. Some of these inventions are the salt reel, the bamboo drill, the seismograph, the magnetic compass, acupuncture, moxibustion, the chain pump, the crossbow, the kite, and paper.                                                                                                                     Hope this helps! :P

for starters, there is the structural trend of rising primary government expenditure as a share of gdp, which reached 36% in 2014, up from 22% in 1991. this increase reflected a political desire to address the poverty and inequality that had gone unaddressed during previous decades. to support the increase, brazil’s government increased taxes on consumption and promoted progress toward labor-market formalization. nonetheless, public investment, particularly in infrastructure, took a hit. in fact, with the exception of the 2005-2008 period, total investment as a share of gdp has remained below 20% since 1991.

b, public works good luck