Answer:
Most vehicles require an oil change every three to six months.
Explanation:
Some manufacturers recommend replacing the filter with every other oil change, and doing so with each appointment prevents it from clogging prematurely.
It’s A blacksmiths,tailor,shoemaker
Answer: Lack of objectivity of measurement tools.
Explanation: According to W. James Popham, One of the main reasons why test scores standardized continue to be the most important factor in the evaluation of a school is deceptively simple. Most educators do not understand really why a standardized test provides an equivocal evaluation about the effectiveness of the faculty of a school and they should understand.
