Answer: Method is a particular step used to accomplish something or a particular procedure for approaching something especially an established or a systematic procedure.
A method is also the quality of being well organized and systematic in thought or action. Example Big five inventory is a method to measure extra version.
True I think if wrong I am sorry
I believe that it is A
"Traded furs to make a profit"
Has identified substance abuse among older adults using both illicit and prescription drugs. It was identified that they this cluster are increasing in number which reflected their medical and records. They called it as an invisible epidemic because this was undetected on an earlier phase.