In "renders loose talk about a European army ridiculous", what is "ridiculous" modifying?

In this sentence, what does ridiculous modify?

Slow progress towards common defence procurement, let alone a shared doctrine, renders loose talk about a European army ridiculous.

Source


Solution 1:

In a comment, BillJ wrote:

"Ridiculous" is not a modifier, but a complement. "Loose talk about a European army" is the object of "renders" and the adjective "ridiculous" is then objective predicative complement.