How did integrated silicon circuits (microchips) change electronics? a. They made electronic devices bulkier and heavier. b. They made electronic devices less effective and less useful. c. They made electronic devices smaller and more lightweight. d. They made electronic devices more expensive and less portable.

its C They made electronic devices smaller and more lightweight

Explanation:

I just did the test and it was correct.

The answer is C, They made electronic devices smaller and more lightweight.

Explanation:

I got it right on the test and it said so in the lesson on edg.

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