<span>Simple Past: Rockwell painted and coloured surfaces with substances full of nanites.
</span>Past Continuous: <span>High, on the walls of which are the original </span>painting, by<span>
Rockwell.
</span>Past Perfect: Rockwell had gone<span> home; then had worked slowly on toward his painting.
</span><span>Past Perfect Continuous: Rockwell had been painting for 2 hours.</span>
I am pretty sure that the answer is d because the answer is not an effective critique
