In the sentence something has been done to prove a certain point, hence, for that most probably an experiment might have been conducted. Hence, ‘demonstrated’ is correct as it means ‘to present something’ using practical methods.
Which of the following activity is a part of the Secondary sector of economic activities?
Which organism is known to help reduce air pollution?
Which of the following is NOT a part of the hind-brain?
Karsondas Mulji and Dadoba Pandurang were associated with ________, which worked against evils like caste system and encouraged widow remarriage.
In the plant kingdom, 'Ferns and Fern allies' belong to which group?
In MS-Word 2016, the ‘Aa' feature within the Font group of the Home tab represents the ________ option.
What was the venue of the 22nd National Conference on e-Governance 2019?
Which country has hosted the most editions of the Asian Games?
What is the currency of Malaysia?
Astana Cup is related to which of the following sports?