In a sequence where each word starts with the next letter of the alphabet, which word correctly follows 'Ant', 'Bat', 'Cat'?

A. DOG

In the series 'Red, Blue, Green, Yellow', which color follows the established pattern of primary and secondary colors?

B. ORANGE

Identify the word that can be formed by adding a prefix to the root word 'FORM'.

A. REFORM

Which of the following options is NOT a valid word formed from the root 'ACT'?

D. ACTUALITY

From the root 'SCRIBE', which of the following is a valid derivative?

B. SUBSCRIBE