English

Fratricide specifically means the act of killing one's brother, making option C the correct answer. Homicide is a general term for killing a human, regicide is killing a king, and suicide is killing oneself.

The word 'Panacea' means a remedy that is supposed to cure all diseases or difficulties, making it the correct answer. 'Narcotics' are drugs that dull the senses, 'Antiseptic' refers to substances that prevent infection, and 'Lyric' relates to poetry or song, none of which mean a remedy for all diseases.

The correct phrase is 'interfered with,' which means to obstruct or hinder. The other options are incorrect because 'interfered into,' 'interfered from,' and 'interfered upon' are not standard English expressions.

A 'Gourmet' is a person who has a refined taste for good food and drink, making option A the correct answer. The other options do not relate to taste in food: a 'Curator' manages collections, a 'Parasite' lives off others, and a 'Stoic' endures pain without showing feelings.

The correct phrasal verb to complete the sentence is 'turned out.' The phrase 'turned out to be' means 'eventually became' or 'proved to be,' which fits the context of the sentence: "In the beginning he worked honestly but later he turned out to be a cheat." The option 'turned up' does not fit the meaning or grammar of the sentence in this context.

Chastity refers to the state of refraining from sexual relations, which aligns with option A. The other options do not relate to the meaning of chastity.

The phrase 'testing out my new mobile' is the correct and commonly used expression to indicate trying or checking the functionality of a new device. 'Trying out' is also correct, but given the options, 'Testing' fits best. 'Probing' and 'Finding' do not fit the context appropriately.

A fatalist is someone who believes that all events are predetermined by fate and that individuals have little control over their outcomes. This directly matches the definition of 'one who believes in the power of fate.'

An atheist is a person who does not believe in the existence of God, which directly matches the question. The other options do not fit this definition: a theist believes in God, a heretic holds beliefs contrary to orthodox religious doctrine, and a fanatic is someone with extreme enthusiasm, often religious but not necessarily related to belief or disbelief in God.

The word 'hermetic' means airtight or completely sealed, so 'airtight' is the correct synonym among the options provided.