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. prefer + -ing
If a base word has three or more syllables, do not 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 ends in more than one consonant, just add the suffix without changes.

If a base word ending in one consonant has two syllables, and the second syllable gets the accent, double the final consonant.

Do not double the final consonant if the suffix begins with a consonant.

If a base word has only one syllable and ends in one consonant, double the final consonant.