Bluetooth, Wifi, Ethernet is not working in raspberry pi

Hi there! I want to display DHT11 sensor reading values in blynk app via Bluetooth using raspberry pi but in sketch builder in blynk website I was selected the board Raspberry and when i was click the connect it shows System default only. Bluetooth, Wifi is not selected. Thank You

RPi uses Ethernet or WiFi, depending on model.

Sketch builder examples are for Arduino/ESP based code (C+ style).