The idiom "A bolt from the blue" means:
Asomething which is correct and fit
Bstrong and fast
Can unexpected thing happened
Ddifficult things become so easy
Asomething which is correct and fit
Bstrong and fast
Can unexpected thing happened
Ddifficult things become so easy
Related Questions:
Which of the following words is/are synonymous with the idiom 'out at elbows' ?