A sentence/ a part of the sentence is underlined. Five alternatives are given to the underlined part which will improve the meaning of the sentence. Choose the correct alternative. In case no improvement is needed, click the option corresponding to ‘No improvement’.
The public has been increasingly question the scientific credibility of researchers working on outbreaks.
1
has increasingly questioned
2
have increasingly questioned
3
had increasingly questioned
4
increasing questioned
5
No improvement