The phrase "answers on behalf of" is correct and usable in written English.
It can be used when someone is providing responses or information for another person or entity.
Example: "She answers on behalf of the entire team during the meeting."
Alternatives: "responds for" or "speaks for".
"We will be a controlling organ and they should know that if they betray us, we will come to each one of them and demand answers on behalf of our dead comrades the heroes of Ukraine".
Nevertheless, the participants guessed correct answers on behalf of their friends and colleagues, largely because of poor question design.
These children are included in our sample because answers on behalf of children are not considered to be a problem for the purpose of our analysis.
In the case of long term absence of a sampled subject, a proxy interviewee was requested to provide answers on behalf of the pre-defined sampled person (approximately 3% of households).
The PR provides important information about his/her community (determining what should be asked of the community) but is also able to collect the answers on behalf of the research team.
In some cases the person responsible for the clinical activity has been asked to answer on behalf of more than one hospital due to the administrative organization of hospitals.
"It's a security matter and I cannot answer on behalf of security," he said.
For children aged 0 12, parents answer on behalf of the child, but the child is present.
The respondents above 16 years of age answer the questions themselves, while legal guardians answered on behalf of children younger than 16.
That was the question investigators from Kroll-O'Gara krog set out to answer on behalf of the government of Kuwait in 1992.
Because women tend to underreport their personal history, and because the decision to have an abortion remains stigmatized, the study employed a third-party reporting methodology that asks respondents to answer on behalf of their best friend, as well as themselves.
