which of these compounds would most likely be found in a deposit of natural gas?\no ch4\no ch3oh\no…

Brief Explanations:

Natural gas is mainly composed of methane ($CH_4$). The other compounds are either alcohols ($CH_3OH$, $CH_3CH_2CH_2CH_2CH_2CH_2CH_2CH_2OH$) or longer - chain hydrocarbons ($CH_3CH_2CH_2CH_2CH_2CH_2CH_2CH_3$) which are less common in natural gas.

Answer:

A. $CH_4$