To deliver the fastest possible time to first render, you should minimize the number of:

    To deliver the fastest possible time to first render, you should minimize the number of:

    • The number of CSS classes
    • The number of critical JavaScript functions
    • The number of critical resources
    • The number of critical HTML classes

    Correct answer is:

    • The number of critical resources

    Explanation:  To deliver the fastest possible time to first render, we need to minimize three variables:

    • The number of critical resources.
    • The critical path length.
    • The number of critical bytes.

    A critical resource is a resource that could block initial rendering of the page. The fewer of these resources, the less work for the browser, the CPU, and other resources.
    Read more here: https://support.google.com/partners/answer/7336426

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    You can use the Mobile App Overview report to do which of the following:

    Which is NOT part of AMP:

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