Jeremy's fellow employees successfully formed a union at the sheet metal facility where he works. Jeremy, however, did not support the union, advocated against it$,$ and did not vote for it$.$ Jeremy would like to bargain directly with the company to determine his salary and benefits. Which section of the NLRA prohibits this?

a$.$ Section $8$

b$.$ Section $11$

c$.$ Section $9$

d$.$ Section $10$