Option 1: This option states that the Union Cabinet is part of the Parliament. However, this is incorrect. The Union Cabinet is not a part of the Parliament. The Parliament consists of two houses, namely the Lok Sabha and the Rajya Sabha, while the Union Cabinet is a part of the executive branch of government.

Option 2: This option correctly states that the Union Cabinet is responsible to the Parliament. The Cabinet is accountable to the Parliament for its actions and decisions. The members of the Cabinet are answerable to the Parliament and can be questioned by the members of Parliament.

Option 3: This option is a correct description of the Union Cabinet. It states that the Cabinet remains in power as long as it enjoys the confidence of the Parliament. If the Cabinet loses the confidence of the Parliament, it may be forced to resign.

Option 4: This option is also correct. It states that a person from outside the Parliament can never be appointed a member of the Cabinet. The members of the Union Cabinet are usually elected members of either the Lok Sabha or the Rajya Sabha. However, there have been instances where experts or technocrats from outside the Parliament have been appointed as ministers, but they have to get elected within six months of their appointment.

In conclusion, option