There is a sentence given below which is divided into four or five parts. There is an error in any part(s) of the sentence. From the given options, find out the part which contain(s) error.
a) All government personnel holding the post of undersecretary or above
b) have received directives from their respective departments
c) to make them attending regular yoga sessions
d) in the lead-up to the upcoming event
e) No erro