The answer choices are spelling rules about what to do before adding suffixes to a base word that ends in a consonant. Identify the rule that would be applied to the word below. drop + -ed

Do not double the final consonant if the suffix begins with a consonant.
If a base word ends in more than one consonant, just add the suffix without changes.
If a base word has three or more syllables, do not double the final consonant.
If a base word has only one syllable and ends in one consonant, double the final consonant.
If a base word ending in one consonant has two syllables, and the first syllable gets the accent, do not double the final consonant.
If a base word ending in one consonant has two syllables, and the second syllable gets the accent, double the final consonant.

Read the rough draft of a student's conclusion to anargumentative editorial.(1) year-round schooling would student achievement.(2) not so much information would have to be crammed intonine months. (3) furthermore, the elimination of long breaks,particularly summer break, would significantly reduce"learning loss" and the additional time wasted at thebeginning of each academic year to reteach previouslylearned material. (4) it is clear that year-round schooling students learn and retain more. (5) the united staleis not the only country to experiment with a year-roundschool schedule. (6) although many still claim that evidenceabout year-round school and its link to higher achievement isinconclusive, these people need to open their eyes and seethat students in these schools consistently score higher oncertain assessments than students who attend schools withtraditional nine-month calendars. (7) it is about time that wereplaced our outdated and inefficient school calendars.which best revises sentence 6 to create a more appropriate and respectful tone