Name the optoelectronic devide used to detect optical signals.

Explanation

To solve the question "Name the optoelectronic device used to detect optical signals," we can follow these steps:

### Step 1: Understand the Concept of Optoelectronic Devices
Optoelectronic devices are components that involve the interaction between light (optical signals) and electrical signals. They can either emit light or detect it.

**Hint:** Think about devices that can convert light into an electrical signal.

### Step 2: Identify the Function of the Device
...