When is the criterion entered in a parameter query?

In the following code segment, the second if statement (in blue) is said to be ____. if (condition) { // statement (s)} else {    if (condition) {   } else {      // statement(s)     }}

A. tiered B. stacked C. nested D. layered

Which ethical principle states that the benefit from a decision must outweigh the risks, and that there is no alternative decision that provides the same or greater benefit with less risk?

A. minimize risk B. justice C. informed consent D. proportionality