62/470.
12.
The “crack-the-whip” effect for doubles and triples is:
Not a problem.
Only a problem when it"s raining.
A serious concern.
48 63340 CDL 61 C "" 0

Answer correctly : 0   |   Wrong : 0

Answer Sheet :

Refresh

Refresh this page and redo the question

Restart

Restart this set of tests