It will be modify.
If you are unsure on what permissions will be set, you can check using the effective permissions feature.
https://www.ntfs.com/ntfs-permissions-file-effective.htm
Also review the following.
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In a situation where read only acces AND modify permissions are applied, what is the resulting access. is it the same as with permit and deny where the deny always prevalates over the access permissions ?
Answer accepted by question author
It will be modify.
If you are unsure on what permissions will be set, you can check using the effective permissions feature.
https://www.ntfs.com/ntfs-permissions-file-effective.htm
Also review the following.