Final answer:
It was important for colonial governors and judges to be paid through taxation a. to ensure their independence and impartiality, prevent conflicts of interest and corruption, and maintain a separation of powers between the executive and legislative branches of colonial government.
Step-by-step explanation:
The reason why it was important for colonial governors and judges to be paid through taxation, rather than colonial assemblies, is a. because it ensured the independence and impartiality of these officials.
By being paid directly from taxation, the governors and judges were not reliant on the colonial assemblies for their salaries, which prevented conflicts of interest and corruption within the assemblies. Additionally, it helped maintain a separation of powers between the executive and legislative branches of colonial government.