A. Two layers
B. Three layers
C. Four layers
D. Five layers

Solution

B. Three layers

Explanation

<p><span style="font-size: 14px;">The architecture of the Internet of Things (IoT) typically consists of 3 main layers.&nbsp;</span></p><ul><li><span style="font-size: 14px;">Perception Layer (or Sensing Layer)</span></li><li><span style="font-size: 14px;">Network Layer</span></li><li><span style="letter-spacing: 0.01rem;">Application Layer</span></li></ul><p><span style="font-size: 14px;"></span><br></p>