Phloem in gymnosperms lacks
Albuminous cells and sieve cells
Sieve tubes only
Companion cells only
Both sieve tubes and companion cells
Complex tissue does not occur among
Plant cells without the nucleus are
Sclerenchyma fibres are
The first formed primary phloem is referred as ...$A$... The later formed primary phloem is referred as ...$B$...
Choose the correct combination of $A$ and $B$