Can a single component render multiple nodes?

Which of the following is true about React Library?Which of the following is true about React Library? (choose all that apply)

What is the difference between props and state?

Static object allows the defining of static methods and also means that these methods do not have access to or ?

Which of the following is true about keys in React?

Which function is invoked just before render() during component update?

Which of the following are the correct parameters used by the setState() function that is used for informing the React of a state change?

In relation to testing Reducers, which of the following functions are used by Jest for setting up tests?

In relation to the React cloneElement() method, which of the following options from the original element are preserved during cloning?

In ReactJS, which of the following options is/are used for passing data to a render() function using the React API?

In relation to React Test Renderer, which of the following options are used for returning an object that represents the rendered tree?