In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of thefour alternatives.
Teachers ____________ the country require proper training at the appropriate time in their careers. On account of the unique occupational dynamic, together _________the constant pressure to address the growing expectations of society and the ______________ of teaching pedagogy, teachers need to be engaged in continual re-examination of their role. This cannot be achieved unless they incorporate the subjects as varied ________ applied ethics, human psychology, spirituality, ____________values, peace studies, and organisational behaviour.
Identify the most appropriate option to substitute the underlined segment. If no substitution is required, select No substitution. The shoebill stork can be recognise from its long legs and broad wings.