It is important to include all of the following in an informal invitation except
a) when
b) why.
c) which
d) where.

i think the answer is c

because they need to know when in the invite

and why their invited

and where their invited to

answer: 'which' is not an option.   i believe when, why, where are the correct answers.

me! : ) and i hope this you!

i think the life is invaluable.

you can also say immeasurable.

the correct answer is (a); the angles, saxons, jutes, picts, and celts

explanation: