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This code snippet contains three JavaScript functions designed to load and initialize tracking and survey tools on a website. Let’s break down each function:

1. loadFacebookEvents()

Purpose: This function loads and initializes the Facebook Pixel for tracking user activity on the website. Mechanism:
it uses an Immediately Invoked Function Expression (IIFE) to create a self-contained scope.
It checks if the fbq object (Facebook Pixel) already exists. If not, it creates a stub function n that acts as a placeholder for the Facebook Pixel’s methods.
It sets properties on the n object:
push: Allows pushing events to the queue before the Facebook Pixel is fully loaded.
loaded: Indicates whether the Facebook Pixel is loaded.
version: Specifies the version of the Facebook Pixel.
queue: An array to store events that are tracked before the Facebook Pixel is ready.
It dynamically creates a