Difference between set up and placed by

[Guest]

Test No. incompl/advan-24 "Employment and Training", question 6

Part of the ongoing training is to ensure that a regular time and place are ......... for department heads to meet their staff.

(a) placed by
(b) put on
(c) set up
(d) set off

Test No. incompl/advan-24 "Employment and Training", answer 6

Part of the ongoing training is to ensure that a regular time and place are set up for department heads to meet their staff.

Correct answer: (c) set up

Your answer was: correct
_________________________

I guessed "set up" but I was also in favour of "placed by".
When does one use "place by"?

[Alan]

This expression would be used used literally as in: The waiter placed the knife by the side of the mat.
_________________
English as a Second Language
You can read my ESL story Passive Voice