Understanding Coordinate Adjectives and Commas

What is the rule for using commas with coordinate adjectives?

• Use a comma between all adjectives.

• Never use a comma between adjectives.

• Use a comma to separate two or more adjectives before a noun.

• Use a comma only if the adjectives are of different lengths.

Which of the following sentences correctly uses commas with coordinate adjectives?

• The bright sunny day was perfect for a picnic.

• The bright, and sunny day was perfect for a picnic.

• The bright, sunny day was perfect for a picnic.

• The bright sunny, day was perfect for a picnic.

Why should you avoid using a comma between an adjective and a two-part noun?

• Because it makes the sentence longer.

• Because it can change the meaning of the sentence.

• Because it is grammatically incorrect to use commas in any sentence.

• Because two-part nouns are treated as a single unit.

Which sentence correctly avoids using a comma with a two-part noun?

• They drank fresh, orange juice.

• He visited the local, post office.

• He went to the local post office.

• She bought a new, car.

What is a useful trick to determine if adjectives are coordinate?

• Add 'but' between the adjectives.

• Add 'yet' between the adjectives.

• Add 'and' between the adjectives.

• Add 'or' between the adjectives.