Which of the following are goals of the CFA$$ and$/$or the CFP$$ codes of conduct?

$1.$ Setting a fiduciary standard for advisers.

$2.$ Maintaining confidentiality of client information.

$3.$ Creating transparency regarding conflicts of interest.

$4.$ Setting guidelines for the calculation of investment returns.

a$.1,3,$ and $4.$

b$.1,2,$ and $3.$

c$.2,3,$ and $4.$

d$.1,2,3,$ and $4.$