Question

how have smartphones changed communication and computing? they have combined communication and computing power. they have increased the size of personal devices. they have made communication slower.

Explanation:

To determine the correct answer, we analyze each option:

• The first option: Smartphones integrate communication (e.g., calls, messaging) and computing (e.g., apps, processing) capabilities, which aligns with how they changed these areas.
• The second option: Smartphones are typically more compact than older personal devices, so this is incorrect.
• The third option: Smartphones have made communication faster (e.g., instant messaging, video calls), so this is incorrect.

Answer:

A. They have combined communication and computing power.