I’ll go ahead and claim A.
Transcription
≪用意『の』できた者『から』手術場『に』入るように≫
Vocabulary
用意【用意】n. preparation, arrangements, provision, getting ready;
『の』possessive particle;
できた: 一段 v. to be able to→past;
者【もの】n. a person;
『から』prt. from
手術場【しゅじゅつ】✚【ば】surgery + place = operating room;
『に』prt. to (direction, state), toward;
入る【はいる】v. to enter;
ように: expr. in order to;