Which of the following sets of Bid$-$Ask rates does not allow for Locational Arbitrage?

a$.$ JP Morgan Chase $-$ CNY per EUR Bid $7\mathrm{.}5112$ Ask $7\mathrm{.}5532----$ Bank of America Bid CNY per EUR $7\mathrm{.}5748$ Ask $7\mathrm{.}6314$

b$.$ JP Morgan Chase $-$ CNY per JPY Bid $0\mathrm{.}05643$ Ask $0\mathrm{.}05784----$ Bank of America CNY per JPY Bid $0\mathrm{.}05598$ Ask $0\mathrm{.}05732$

c$.$ JP Morgan Chase $-$ CNY per GBP Bid $8\mathrm{.}8871$ Ask $8\mathrm{.}9634----$ Bank of America CNY per GBP Bid $8\mathrm{.}7213$ Ask $8\mathrm{.}7744$

d$.$ JP Morgan Chase $-$ CNY per USD Bid $6\mathrm{.}565$ Ask $6\mathrm{.}623----$ Bank of America CNY per USD Bid $6\mathrm{.}373$ Ask $6\mathrm{.}442$