Press the key(s) to erase one character to the left of the insertion point

Which of the following examples has four beats in each measure?

Jason works as an accountant in a department store. he needs to keep a daily record of all the invoices issued by the store. which file naming convention would him the most? a)give the file a unique name b)name the file in yymmdd format c)use descriptive name while naming the files d)use capital letters while naming the file

The place where the extended axis of the earth would touch the celestial sphere is called the celestial