C. feathery
Feedback The words ‘featherly’ and ‘featheric’ are nonce-words.The adjective ‘feathery’ means ‘soft or delicate, or made of many very small and delicate pieces’: feathery clouds/leaves, feathery blond hair. The synonyms of ‘feathery’ are ‘soft’ and ‘fluffy’.The noun ‘feather’ means ‘one of the many soft, light things that cover a bird’s body, consisting of along, thin, central part with material like hairs along each side’: feather pillows (= containing feathers).In the test sentence ‘Dave took some pictures of wonderful _________ clouds.’ we need to choose the adjective that describes clouds.Thus, we are to choose ANSWER 3 (feathery).