Which of the following sentences contain flabby expressions? Check all that apply.

I worked on the MarkMaster campaign for the period of $35$ hours last week.

Until our copier is replaced, please use the one on the third floor.

In very few cases will he return text messages.

Help yourself to the cookies in the break room.

In addition to the above, the client is of the opinion that, as a general rule, Comic Sans font is childish.