after you return will replace after you will return because –
the Simple Future cannot be used in clauses beginning with time expressions such as when, while, before, after, etc. Instead of Simple Future,Simple Present is used.
Look at the examples given below :
When you will arrive tonight, we will go out for dinner. (×)
When you arrive tonight, we will go out for dinner. ( )

Correct Option: A

after you return will replace after you will return because –
the Simple Future cannot be used in clauses beginning with time expressions such as when, while, before, after, etc. Instead of Simple Future,Simple Present is used.
Look at the examples given below :
When you will arrive tonight, we will go out for dinner. (×)
When you arrive tonight, we will go out for dinner. ( )

No error.

Correct Option: D

No error.

momentary/moment’s delay will replace moment delay. Both moment and delay are Nouns.
But an Adjective/or a Possessive Noun is used for modifying a Noun.

Correct Option: A

momentary/moment’s delay will replace moment delay. Both moment and delay are Nouns.
But an Adjective/or a Possessive Noun is used for modifying a Noun.

have will replace has because –
when one of is used in a sentence, the Noun/Pronoun following of is the Antecedent. So, the Verb is used accordingly.
Here, players is the Antecedent, so, the Verb will be in Plural.
Look at the following example :

Correct Option: B

have will replace has because –
when one of is used in a sentence, the Noun/Pronoun following of is the Antecedent. So, the Verb is used accordingly.
Here, players is the Antecedent, so, the Verb will be in Plural.
Look at the following example :

No error

Correct Option: D

No error