People have begun making face masks in their homes to protect their families against Coronavirus. Additionally, they are making masks to give to people in the medical field who do not have them. What impact will this production of masks have on GDP?

a.There will be no impact on GDP.

b.It will have a negative impact on GDP because people aren't buying masks from China.

c.It will have a positive impact on GDP because consumption is rising.

d.It will increase GDP because there is an increase in production.