Take context from the input text and decide on the accurate relationship between 'frozen' and 'single' from the options provided.
Options: distribution format, founded by, platform, legal form

I am a self-employed registered childminder and single mum and have been told by Lloyds that it has frozen my online banking and, as of 28 September, will be closing my account and that of my 12-year-old daughter.
distribution format