historic (Adj) : It is usually used to describe something that is so important that it is likely to be remembered. historical is used to describe a past event. Hence, that historic first meeting with Roosevelt is the right usage.

Correct Option: C

historic (Adj) : It is usually used to describe something that is so important that it is likely to be remembered. historical is used to describe a past event. Hence, that historic first meeting with Roosevelt is the right usage.

Here, The box is the subject, not eggs. Hence, is lying (singular) is the right usage.

Correct Option: B

Here, The box is the subject, not eggs. Hence, is lying (singular) is the right usage.

It is not proper to use the before aCardinal Number. Hence, in contact with a rotten mango is the right usage.

Correct Option: C

It is not proper to use the before aCardinal Number. Hence, in contact with a rotten mango is the right usage.

discuss (V.) : to talk about something discuss about something is wrong usage. Hence, we discussed the problem thoroughly is the right usage

Correct Option: A

discuss (V.) : to talk about something discuss about something is wrong usage. Hence, we discussed the problem thoroughly is the right usage

In should replace On Hence, In Senegal is the right usage

Correct Option: A

In should replace On Hence, In Senegal is the right usage