In the following question, a word is given in bold. It is then followed by three sentences in which the highlighted word has been used. Find out the sentence/s in which the highlighted word has been CORRECTLY used and mark that as your answer.  TANTAMOUNT  
I. Top economic advisors warned that delaying necessary fiscal reforms during an inflation crisis would be tantamount to intentionally risking market stability. 
II. Medical researchers noted that taking the newly approved daily supplement was tantamount in improving overall immunity against seasonal viral infections. 
III. Was abandoning the ancient historical monument without any restoration effort considered tantamount to negligence by the heritage conservation department?