Critical Reasoning (CR) | Re: When the products of several competing suppliers are perceived by

Dear Expert - GMATNINJA, BUENEL, CHETAN2U
Kindly explain the Argument as according to me:

A - crowded market means more perceptions means different prices so this one looks right, KEEP A
B - profits will increase and not decrease, so B OUT
C - supplier will try this to increase his profits, so KEEP C
D - prices will be same when perception is same, so D OUT
E - crowded market--> more perceptions --> reducing price can inc sales, KEEP E

How do I proceed and where am I going wrong?
Kindly
...

---