Ragbag of ideas

[Rich7]

Test No. incompl/inter-83 "Save Our Animals (3)", question 1

On the train journey she began to think about what her father had said with his ......... to the rag bag (muddled collection) of ideas in her organisation.

(a) direction
(b) referral
(c) reference
(d) referred

Test No. incompl/inter-83 "Save Our Animals (3)", answer 1

On the train journey she began to think about what her father had said with his reference to the rag bag (muddled collection) of ideas in her organisation.

Correct answer: (c) reference

Your answer was: incorrect
On the train journey she began to think about what her father had said with his referral to the rag bag (muddled collection) of ideas in her organisation.
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I don't even get muddled collection,please explain...

[Torsten]

A ragbag of ideas is an expression indicating that a person is somewhat disorganized. For information on those idioms please read Alan's story here:
http://www.english-test.net/lessons/36/

TOEFL listening lectures: What is the main difference between a fad and a trend?