Canadian court judgments can be accessed through the CanLII website. Find the decision made in Canada $($Attorney General$)$ v$.$ Johnstone, $2014$ FCA $110($CanLII$)$ and answer the following question:

When Ms$.$ Johnstone requested that she be given static shifts, as opposed to rotating shifts, how did the employer respond?

Select one:

a$.$ CBSA refused to provide static shifts to Ms$.$ Johnstone on a full$-$time basis on the ground that this would cause it undue hardship.

b$.$ CBSA did not refuse to provide static shifts to Ms$.$ Johnstone on a full$-$time basis on the ground that this would cause it undue hardship. Rather, it refused the proposed schedule on the ground that it had no legal duty to accommodate Ms$.$ Johnstone's childcare responsibilities.

c$.$ CBSA refused to provide static shifts to Ms$.$ Johnstone on the ground that availability to work rotating shifts was a bona fide occupational requirement. As such, there was no duty to accommodate her request.

d$.$ CBSA refused to provide static shifts to Ms$.$ Johnstone on a full$-$time basis on the ground that it had already accommodated Ms$.$ Johnstone's childcare responsibilities.