Choose the correct statement.

✂️ a) The deletion of "at" is optional in responses to questions that would cue its temporal use.

✂️ b) The deletion of "to" is optional when the pro–adverb "here" is used with a verb of motion.

✂️ c) The deletion of "for" is obligatory when it expresses a spam of time.

✂️ d) The deletion of "in" is optional in a temporal noun phrase with a determiner used deitically.

✂️ e) The deletion of "on" is obligatory when it is used before days of the week.

Responda: Choose the correct statement.