Which of the following compounds have trigonal pyramidal molecular geometry? 
Definitions:
Development
The process of growth or progress in any entity, often involving evolutionary expansion or advancement.
Conjoined Twins
Twins that are physically connected to one another at birth, resulting from the incomplete separation of twin embryos during pregnancy.
Fertilization
The process in sexual reproduction where a sperm cell unites with an egg cell, leading to the formation of a zygote.
Sperm
The male sex cell.
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