What was the outcome of France$$s decision concerning conspicuous religious symbols and attire in schools?

Question $14$ options:

a$)$

Students could only wear Christian crosses and Jewish skull caps.

b$)$

Students could only wear Islamic head scarves and Christian crosses.

c$)$

Students could not wear any religious attire, regardless of religious affiliation.

d$)$

Students could not wear Sikh turbans or Christian crosses.