Answer :
An executive order of the president B. has the effect of law.
What is executive order of a president?
Executive orders can be described as the order that the the president have and they can issue this , for instance the President of the United States.
It should be noted that this is the acting capacity as head of the executive branch and they can use this order which is very effective in the country, however this is been backed up by the law because their office is the office of the first citizen of the state, and they have this power to carry out
In conclusion, we can conclude that An executive order of the president B. has the effect of law, because their order is effective through out the country as the chief commander of the country, hence the president can give order.
Therefore , option B is correct.
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