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When the following kinds of electrical appliances work normally, the biggest current is the A 42-inch LCD TV, the B mp3 C electronic watch and the D 3 watt energy-saving bulb.
A

42-inch LCD TV-the power is about 200 watts.

B

Mp3——20~ 100 MW (1 MW =0.00 1 W).

C

Electronic watch-1milliwatt or so.

D

3 watt energy-saving light bulb-literally, 3 watt.

So choose a.

I hope it helps you.