Meaning by that they are the lords/guardians sons or daughters of the time being.
The correct answer is B. <u>Future Perfect Tense</u>
<u>Future perfect tense</u> is used to express an action which the speaker assumes that will be completed or will ocurr in the future, giving a sense of completion task that will happen in the future.
In this case, the speaker is refering with "by the end of the day" as the future, and "baked" is the verb or task that will be completed in the respective time.
Door dash delivers food and Uber eats
It would be A and D since confident and graceful describe the dancers