Read the following excerpt from Arthur Conan Doyle’s The Adventures of Sherlock Holmes and answer the question.

There were meetings, and an engagement, which would finally secure the girl’s affections from turning towards anyone else. But the deception could not be kept up forever. These pretended journeys to France were rather cumbrous.

Which of the following are the part of speech and definition of the word “cumbrous” as it is used in the excerpt above?

noun; a far country
adjective; inconveniently complex
adjective; futile
adverb; leisurely