Select the correct statement(s) regarding PONS. a. only MMF cables can be used, since MMF enables greater data capacities compared to SMF b. PONS systems require active amplifiers, since high frequency signals attenuate quickly over distance c. PONS systems use passive devices between OLT and ONT d. all are correct statements

The correct statement regarding PONS is:

c. PONS systems use passive devices between OLT and ONT

Explanation:

PON means Passive Optical Network. Based on fiber-optic telecommunications technology, PON is used to deliver broadband network access to individual end-customers.  It enables a single fiber from a service provider to maintain an efficient broadband connection for multiple end-users (homes and small businesses).  OLT means Optical Line Terminal, while ONT means Optical Network Terminal.  They provide access to the PON.

this seems to be in the wrong category. but i'll take some free points my dude

posting this in wrong category will result in people seeing it who won't know the answer.