Which sentence shows the correct use of the word tinder?

Question

Responses

When planting herb seeds, Janet uses tinder to poke holes in the soil.
When planting herb seeds, Janet uses , tinder, to poke holes in the soil.
Building a birdhouse with tinder requires patience and determination.
Building a birdhouse with , tinder, requires patience and determination.
The Revolutionary War was the tinder that sparked our democracy.
The Revolutionary War was the , tinder, that sparked our democracy.
We had plenty of tinder and logs to burn but no matches to light the fire.

Answer 1

The Revolutionary War was the tinder that sparked our democracy.