What object formed last in our solar system? a. the sun b. the solar nebula c. the inner planets d. the planetesimals

The last objects to have formed in our solar system is C. The Inner Planets. I hoped this helped!

(C) the inner planets

Explanation:

A nebula is a giant cloud of dust and gas in space. Some nebulae (more than one nebula) come from the gas and dust thrown out by the explosion of a dying star, such as a supernova. Other nebulae are regions where new stars are beginning to form. ... Other nebulae are regions where new stars are beginning to form