How did other countries in the world
to pressure south africa into
nding apartheid?

the American congress imposed sanctions to South Africa

Explanation: In 1986 – about 40 years after the beginning of Apartheid – South Africa's most important commerce partners (the USA, the EC, and Japan) imposed economic sanctions. During the course of the 1985 debt crisis, the time seemed to have come to finally force the Apartheid regime to its knees by economic sanctions.

local max is .5

step-by-step explanation:

the local maximum is for x values between 2 and 4

it looks like the x value is 2.5 and the y value is .5

  b.

there are isolated pockets of farming, generally around rivers and oases, which are used for irrigation.