which menu/url structure is more SEO friendly?

I am planning to structure my menu and following 4 types came into my mind.


**Menu 1**


Extensions (/extensions)
|-- Magento Extensions (/extensions/magento)
|-- Prestashop Extensions (/extensions/prestashop)
|-- WooCommerce Extensions (/extensions/woocommerce)
Themes (/themes)
|-- Magento Themes (/themes/magento)
|-- Prestashop Themes (/extensions/prestashop)
|-- WooCommerce Themes (/extensions/woocommerce)
Free Stuff...

which menu/url structure is more SEO friendly?