Statement-I: Actinoid contraction is lesser than lanthanoid contraction
Statement-II: 4f electrons are poorer screens compared to 5f electrons

• A

  Both statement-I and statement-II are true.

• B

  Both statement-I and statement-II are false

• C

  Statement-I is true and statement-II is false

• D

  Statement-I is false and statement-II is true