$3.$ South Africa has decided to increase purchases from its trading partner, Botswana.

$($a$)$ What effect will this have on South Africa's GDP$?(1$ pt$).$ Explain. $(1$ pt$)$

$($b$).$ Will South Africa's capital or financial account have a deficit, a surplus, or remain the same? $(1$ pt$).$ Explain $(3$ pts$)$

$($c$).$ To offset the effect on the value of the South African Rand from part $($a$),$ will South Africa's Central Bank buy or sell Rands in the foreign exchange market? $(1$ pt$)$

Bonus: $+1$

An Australian company builds a $$200$ million factory in India. The currency in Australia is the dollar and the currency in India is the rupee.

$($a$)$ How will the transaction above affect Australia$$s current account balance?