Re-order paragraphs

a) The invention of electronics has become a challenge.

b) An Indian university persuaded IT service department to have an Electronic Recycling Collection Day.

c) During those days, people are encouraged to recycle their e-waste instead of throwing them into the bin.

e) On certain days throughout the year, many electronic devices are collected and recycled from families and households.

d) 200,000 electronic products had been recycled in 2010.