First of all, you should gain an understanding of their level of English, many non-native Speakers actually have a native level of English.
If you feel that your speaker struggles to understand you, you should speak clearly, not use slang or short forms (cannot rather than can't, going to rather than gonna) and use more simple words.
The correct answer is "mnemonic".
The song Skye composed for his quiz is considered to be a mnemonic device. A mnemonic is described as <span>any </span>mastering method<span> that aids </span>statistics<span> retention or retrieval </span>within the<span> human </span>reminiscence<span>. Mnemonics </span>uses many aspects, such as <span>elaborative encoding, retrieval cues, and the use of imagery as </span>precise devices <span>to encode any given </span>facts<span> in a </span>way<span> that </span>lets in<span> for </span>efficient storage<span> and retrieval.</span>
Gold, Copper, Iron, Molybdenum, Lead, Zinc, Manganese, Arsenic, and Tellurium.