Question

read a text about bletchley park.
during world war ii, the german military communicated by means of elaborate codes, which the opposing british were determined to crack. this immense challenge was undertaken in secrecy by codebreakers at bletchley park, a country estate that doubled as a codebreaking facility. bletchley park was such a secret that the group of codebreakers who ultimately deciphered the enigma code, a sophisticated code the germans used for communication, were unknown until decades after their monumental work was completed. its said that the work done by the codebreakers, led by alan turing, shortened the war by years and saved countless lives. today, bletchley park has been restored to honor their service.
select all the details that are included in the text.
the bombe was responsible for decoding the german enigma code.
the codebreakers at bletchley park helped shorten world war ii.
the british secretly used a country estate for codebreaking.
the british were committed to maintaining secrecy around codebreaking.

Explanation:

• The codebreakers at Bletchley Park helped shorten World War II: The text states "It's said that the work done by the codebreakers... shortened the war by years".
• The British secretly used a country estate for codebreaking: "This immense challenge was undertaken in secrecy by codebreakers at Bletchley Park, a country estate that doubled as a codebreaking facility".
• The British were committed to maintaining secrecy around codebreaking: "Bletchley Park was such a secret that the group of codebreakers... were unknown until decades after their monumental work was completed".

Answer:

• The codebreakers at Bletchley Park helped shorten World War II.
• The British secretly used a country estate for codebreaking.
• The British were committed to maintaining secrecy around codebreaking.