Which level of classification includes the most species

During an investigation of an xss attack, the investigator comes across the term "[a-za-z0-9\%]+" in analyzed evidence details. what is the expression used for?

Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?

Aquaternary consumer species would be expected to have a smaller population than a secondary consumer species. select the best answer from the choices provided t f