Question:
Which position did Austen Hudson hold in Sep, 1957?

Context:
 Austen Hudson holds the position of Member of the 39th Parliament of the United Kingdom from Feb, 1950 to Oct, 1951. 
 Austen Hudson holds the position of Member of the 41st Parliament of the United Kingdom from May, 1955 to Sep, 1959. 
 Austen Hudson holds the position of Member of the 40th Parliament of the United Kingdom from Oct, 1951 to May, 1955.

Answer:
Member of the 41st Parliament of the United Kingdom