Which of the following are the features of jQuery?

Which of the following are the features of jQuery? Correct Answer All of the mentioned

These features are at the heart of jQuery’s power and utility:
1. An expressive syntax (CSS selectors) for referring to elements in the document
2. An efficient query method for finding the set of document elements that match a CSS selector
3. A useful set of methods for manipulating selected elements
4. Powerful functional programming techniques for operating on sets of elements as a group, rather than one at a time
5. A succinct idiom (method chaining) for expressing sequences of operations.