What is statement and verification of statement

Verification of L.MIT

What is correct statement ?

Who made experimental verification of wave nature of electron?

Which property is kept constant in verification of Charles' law ?

Which property is kept constant in verification of Charles' law ?

Which of the following option is correct for statement .X. and statement .Y.? Statement .X. : In autogamous flower, the stigma and anthers of a flower ripe almost simultaneously. Statement-.Y. : Autogamy is possible only in bisexual flower (A) Statement-.X. and statement-.Y. both are correct and statement-.Y. is the reason for statement-.X. (B) Statement-.X. and statement-.Y. are correct and statement -.Y. is not correct reason for statement-.X. (C) statement-.X. is correct and statement-.Y. is wrong (D) statement-.Y. is correct and statement-.X. is wrong