Question: He knew it was a very _ operation, but he was determined to carry it out.Milon | September 29, 2020 | English Language and Literature, , 25 BCS Preliminarydifficultdangerousriskytroublesome AnswerC Description:-No description foundYou may also like:Phrasal verbs 03Idioms & Phrases 07Phrasal verbs 12Phrasal verbs 01Why digitising our public services is so importantPhrasal verbs 02