How does the solar noon vary with every 15 degrees of longitude east of a given longitude?

• A. Solar noon occurs one hour late with every 15 degrees of longitude east of a given longitude
• B. Solar noon occurs one hour earlier with every 15 degrees of longitude east of a given longitude
• C. Solar noon occurs does not vary with longitude
• D. Solar noon occurs half hour late with every 15 degrees of longitude east of a given longitude