Final answer:
Australia's first female Prime Minister was Julia Gillard (B).
Step-by-step explanation:
Australia's first female Prime Minister was Julia Gillard (B).
Julia Gillard served as the 27th Prime Minister of Australia from 2010 to 2013. She was also the first and, as of now, the only woman to hold this position.
It is worth noting that the options A, C, and D given in the question are incorrect. Julie Bishop is a notable Australian politician, but she did not serve as the Prime Minister. Penny Wong is a prominent Australian senator, but she also did not hold the position of Prime Minister. Helen Clark, on the other hand, is not Australian but served as the Prime Minister of New Zealand from 1999 to 2008.
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