"Effort has been made" or "Efforts have been made" [closed]
Effort can be used as an uncountable noun or as a countable noun in which case its plural is efforts.
Much effort has been made.
Many efforts have been made.
These are both grammatical.
Effort can be used as an uncountable noun or as a countable noun in which case its plural is efforts.
Much effort has been made.
Many efforts have been made.
These are both grammatical.