To smell a rat _______?

A. To see signs of plague epidemic
B. To get bad small of a bad dead rat
C. To suspect foul dealings
D. To be in a bad mood

To pick holes _________?

A. To find some reason to quarrel
B. To destroy something
C. To criticize someone
D. To cut some part of an item

To end in smoke ________?

A. To make completely understand
B. To ruin oneself
C. To excite great applause
D. To overcome someone

“Wild goose chase” _________?

A.  A foolish and hopeless search for or pursuit of something unattainable
B. To take credit for something someone else did
C. To not take what someone says too seriously; to treat someone’s words with a degree of skepticism
D. A phrase implying that one is not proficient at performing a particular task and that they should not try to perform the task professionally