Please help me with this!! :(
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Explanation:

roman came up with their own inventions ranging from roads and arches to concrete. the used their hand made arches out of wood and even concrete to plow field for farming.now and days poeple a tractor which does it for you but you do have put a little bit of effort in it.

the section of the chart that represents a point at which a bill needs approval from a majority of people in both chambers to advance is j, as this is the only section before the bill becomes law which has both rows (symbolizing the chambers) converging into one, meaning that the two parts of the congress have to approve of it before it can march on with the process.