Differentiate between ‘will have’ and ‘will be’ in future perfect continuous tense.

A. The main difference between ‘will have’ and ‘will be’ in future perfect continuous tense is the duration of the action: ‘will have’ implies continuous action up to a certain point, whereas ‘will be’ implies continuous action at a specific future time.

B. ‘Will have’ is used for past actions, while ‘will be’ is used for future actions

C. The difference between ‘will have’ and ‘will be’ is the subject of the sentence

D. Both ‘will have’ and ‘will be’ indicate the same level of certainty in future perfect continuous tense