Correct option is A
Idiom Meaning:
· To queer someone’s pitch means to
spoil or ruin someone’s plan or chance of success.
· Often used when someone's actions make it difficult for another to achieve their goal.
Correct Usage:
· He queered my pitch by revealing our strategy to the rival team.
Incorrect Options:
· (b) Advised me – doesn't convey obstruction.
· (c) Helped me by standing beside me – opposite of the idiom's meaning.
· (d) Supported me with money – also the opposite.