Which sentence from paragraph 1 best states a central idea of the article? A "Rechargeable batteries were supposed to keep trash out of landfills."
B
"Consumers throw away billions of battery chargers every year; cellphone chargers
alone account for almost 100,000 tons of trash annually."
"That cycle is about to end."
D) "Wireless charging will soon be compatible with many of today's mobile devices,
providing a universal, more eco-friendly way to power up.