Об­ра­зуй­те от слова VISIBLE од­но­ко­рен­ное слово так, чтобы оно грам­ма­ти­че­ски и лек­си­че­ски со­от­вет­ство­ва­ло со­дер­жа­нию тек­ста.

Only clever people would be able to see them  — but they would be ______ to anyone who was stupid or not good at their job. The King thought this was an excellent opportunity to find out who was wise and who was foolish in his kingdom.