John Calhoun argued that the 1828 tariff helped the North at the expense of the South (c). This was the case because the tariff bolstered Northerner industrial markets but required Southerners to pay more for manufactured good.
Airplanes were vital for ww1 to ease transport of amo and soon guns on the planes including bombs this made it easier for to launch quick air strikes on places like bases vulnerable to air strikes
Such as in the case of Tsarist Russia in the earliest 20th century, absolute power can lead to much cynicism towards the autocratic leader, in which he/she is seen as the centre of blame for all social, political, and economic circumstances. this can lead to uprisings, strikes and revolutions where the masses rise up against their sole leader
Answer: 2 is true
Explanation: no other ones are
